Home / 49,799,397.80-74,657,624.70-21,067,596.20

Finding the Fourth Proportional to 49,799,397.80, 74,657,624.70 and 21,067,596.20

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Solution

The fourth proportional to 49,799,397.80, 74,657,624.70 and 21,067,596.20 is: 31,583,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,799,397.80 : 74,657,624.70 = 21,067,596.20 : x
  2. Step 2: Convert to fraction form
    49,799,397.80/74,657,624.70 = 21,067,596.20/x
  3. Step 3: Cross multiply
    49,799,397.80x = 74,657,624.70 × 21,067,596.20
  4. Step 4: Simplify right side
    49,799,397.80x = 1,572,856,690,430,746.25
  5. Step 5: Solve for x
    x = 1,572,856,690,430,746.25/49,799,397.80
  6. Step 6: Final answer
    x = 31,583,849.60

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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.