Home / 29,181,355.86-40,272,354.99-16,128,334.38

Finding the Fourth Proportional to 29,181,355.86, 40,272,354.99 and 16,128,334.38

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Solution

The fourth proportional to 29,181,355.86, 40,272,354.99 and 16,128,334.38 is: 22,258,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181,355.86 : 40,272,354.99 = 16,128,334.38 : x
  2. Step 2: Convert to fraction form
    29,181,355.86/40,272,354.99 = 16,128,334.38/x
  3. Step 3: Cross multiply
    29,181,355.86x = 40,272,354.99 × 16,128,334.38
  4. Step 4: Simplify right side
    29,181,355.86x = 649,526,007,548,781.62
  5. Step 5: Solve for x
    x = 649,526,007,548,781.62/29,181,355.86
  6. Step 6: Final answer
    x = 22,258,253.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.