Home / 52,689,359.68-72,712,177.31-28,846,589.13

Finding the Fourth Proportional to 52,689,359.68, 72,712,177.31 and 28,846,589.13

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Solution

The fourth proportional to 52,689,359.68, 72,712,177.31 and 28,846,589.13 is: 39,808,764.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689,359.68 : 72,712,177.31 = 28,846,589.13 : x
  2. Step 2: Convert to fraction form
    52,689,359.68/72,712,177.31 = 28,846,589.13/x
  3. Step 3: Cross multiply
    52,689,359.68x = 72,712,177.31 × 28,846,589.13
  4. Step 4: Simplify right side
    52,689,359.68x = 2,097,498,303,609,278.75
  5. Step 5: Solve for x
    x = 2,097,498,303,609,278.75/52,689,359.68
  6. Step 6: Final answer
    x = 39,808,764.36

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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.