Home / 8,927,998.20-13,391,997.30-6,240,612.60

Finding the Fourth Proportional to 8,927,998.20, 13,391,997.30 and 6,240,612.60

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Solution

The fourth proportional to 8,927,998.20, 13,391,997.30 and 6,240,612.60 is: 9,360,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,998.20 : 13,391,997.30 = 6,240,612.60 : x
  2. Step 2: Convert to fraction form
    8,927,998.20/13,391,997.30 = 6,240,612.60/x
  3. Step 3: Cross multiply
    8,927,998.20x = 13,391,997.30 × 6,240,612.60
  4. Step 4: Simplify right side
    8,927,998.20x = 83,574,267,089,545.98
  5. Step 5: Solve for x
    x = 83,574,267,089,545.98/8,927,998.20
  6. Step 6: Final answer
    x = 9,360,918.90

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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.