Home / 57,078,217.26-78,734,998.35-36,428,388.30

Finding the Fourth Proportional to 57,078,217.26, 78,734,998.35 and 36,428,388.30

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Solution

The fourth proportional to 57,078,217.26, 78,734,998.35 and 36,428,388.30 is: 50,250,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,078,217.26 : 78,734,998.35 = 36,428,388.30 : x
  2. Step 2: Convert to fraction form
    57,078,217.26/78,734,998.35 = 36,428,388.30/x
  3. Step 3: Cross multiply
    57,078,217.26x = 78,734,998.35 × 36,428,388.30
  4. Step 4: Simplify right side
    57,078,217.26x = 2,868,189,092,693,659
  5. Step 5: Solve for x
    x = 2,868,189,092,693,659/57,078,217.26
  6. Step 6: Final answer
    x = 50,250,151.99

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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.