Home / 10,181,660.60-15,272,490.90-9,789,750.20

Finding the Fourth Proportional to 10,181,660.60, 15,272,490.90 and 9,789,750.20

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Solution

The fourth proportional to 10,181,660.60, 15,272,490.90 and 9,789,750.20 is: 14,684,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181,660.60 : 15,272,490.90 = 9,789,750.20 : x
  2. Step 2: Convert to fraction form
    10,181,660.60/15,272,490.90 = 9,789,750.20/x
  3. Step 3: Cross multiply
    10,181,660.60x = 15,272,490.90 × 9,789,750.20
  4. Step 4: Simplify right side
    10,181,660.60x = 149,513,870,842,773.19
  5. Step 5: Solve for x
    x = 149,513,870,842,773.19/10,181,660.60
  6. Step 6: Final answer
    x = 14,684,625.30

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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.