Home / 54,485,655.90-81,687,805.65-32,915,712.30

Finding the Fourth Proportional to 54,485,655.90, 81,687,805.65 and 32,915,712.30

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Solution

The fourth proportional to 54,485,655.90, 81,687,805.65 and 32,915,712.30 is: 49,348,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,485,655.90 : 81,687,805.65 = 32,915,712.30 : x
  2. Step 2: Convert to fraction form
    54,485,655.90/81,687,805.65 = 32,915,712.30/x
  3. Step 3: Cross multiply
    54,485,655.90x = 81,687,805.65 × 32,915,712.30
  4. Step 4: Simplify right side
    54,485,655.90x = 2,688,812,309,193,715
  5. Step 5: Solve for x
    x = 2,688,812,309,193,715/54,485,655.90
  6. Step 6: Final answer
    x = 49,348,994.06

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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.