Home / 7,269,764.10-10,904,646.15-7,219,997.70

Finding the Fourth Proportional to 7,269,764.10, 10,904,646.15 and 7,219,997.70

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Solution

The fourth proportional to 7,269,764.10, 10,904,646.15 and 7,219,997.70 is: 10,829,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,764.10 : 10,904,646.15 = 7,219,997.70 : x
  2. Step 2: Convert to fraction form
    7,269,764.10/10,904,646.15 = 7,219,997.70/x
  3. Step 3: Cross multiply
    7,269,764.10x = 10,904,646.15 × 7,219,997.70
  4. Step 4: Simplify right side
    7,269,764.10x = 78,731,520,122,313.86
  5. Step 5: Solve for x
    x = 78,731,520,122,313.86/7,269,764.10
  6. Step 6: Final answer
    x = 10,829,996.55

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Double scale
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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.