Home / 52,695,654-72,720,002.56-28,578,406

Finding the Fourth Proportional to 52,695,654, 72,720,002.56 and 28,578,406

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Solution

The fourth proportional to 52,695,654, 72,720,002.56 and 28,578,406 is: 39,438,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695,654 : 72,720,002.56 = 28,578,406 : x
  2. Step 2: Convert to fraction form
    52,695,654/72,720,002.56 = 28,578,406/x
  3. Step 3: Cross multiply
    52,695,654x = 72,720,002.56 × 28,578,406
  4. Step 4: Simplify right side
    52,695,654x = 2,078,221,757,480,719.50
  5. Step 5: Solve for x
    x = 2,078,221,757,480,719.50/52,695,654
  6. Step 6: Final answer
    x = 39,438,200.30

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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.