Home / 7,269,762.60-10,904,643.90-7,219,996.20

Finding the Fourth Proportional to 7,269,762.60, 10,904,643.90 and 7,219,996.20

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Solution

The fourth proportional to 7,269,762.60, 10,904,643.90 and 7,219,996.20 is: 10,829,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,762.60 : 10,904,643.90 = 7,219,996.20 : x
  2. Step 2: Convert to fraction form
    7,269,762.60/10,904,643.90 = 7,219,996.20/x
  3. Step 3: Cross multiply
    7,269,762.60x = 10,904,643.90 × 7,219,996.20
  4. Step 4: Simplify right side
    7,269,762.60x = 78,731,487,520,353.19
  5. Step 5: Solve for x
    x = 78,731,487,520,353.19/7,269,762.60
  6. Step 6: Final answer
    x = 10,829,994.30

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Half scale
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Double scale
Find fourth proportional to 7,269,763.60, 10,904,645.40 and 7,219,997.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.