Home / 49,799,390.80-74,657,614.20-21,067,589.20

Finding the Fourth Proportional to 49,799,390.80, 74,657,614.20 and 21,067,589.20

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Solution

The fourth proportional to 49,799,390.80, 74,657,614.20 and 21,067,589.20 is: 31,583,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,799,390.80 : 74,657,614.20 = 21,067,589.20 : x
  2. Step 2: Convert to fraction form
    49,799,390.80/74,657,614.20 = 21,067,589.20/x
  3. Step 3: Cross multiply
    49,799,390.80x = 74,657,614.20 × 21,067,589.20
  4. Step 4: Simplify right side
    49,799,390.80x = 1,572,855,946,617,686.75
  5. Step 5: Solve for x
    x = 1,572,855,946,617,686.75/49,799,390.80
  6. Step 6: Final answer
    x = 31,583,839.11

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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.