Home / 52,695,629-72,719,968.02-28,578,381

Finding the Fourth Proportional to 52,695,629, 72,719,968.02 and 28,578,381

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Solution

The fourth proportional to 52,695,629, 72,719,968.02 and 28,578,381 is: 39,438,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695,629 : 72,719,968.02 = 28,578,381 : x
  2. Step 2: Convert to fraction form
    52,695,629/72,719,968.02 = 28,578,381/x
  3. Step 3: Cross multiply
    52,695,629x = 72,719,968.02 × 28,578,381
  4. Step 4: Simplify right side
    52,695,629x = 2,078,218,952,383,375.50
  5. Step 5: Solve for x
    x = 2,078,218,952,383,375.50/52,695,629
  6. Step 6: Final answer
    x = 39,438,165.78

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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.