Home / 20,433,335.54-28,198,193.38-11,266,304.18

Finding the Fourth Proportional to 20,433,335.54, 28,198,193.38 and 11,266,304.18

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Solution

The fourth proportional to 20,433,335.54, 28,198,193.38 and 11,266,304.18 is: 15,547,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,433,335.54 : 28,198,193.38 = 11,266,304.18 : x
  2. Step 2: Convert to fraction form
    20,433,335.54/28,198,193.38 = 11,266,304.18/x
  3. Step 3: Cross multiply
    20,433,335.54x = 28,198,193.38 × 11,266,304.18
  4. Step 4: Simplify right side
    20,433,335.54x = 317,689,423,776,385.62
  5. Step 5: Solve for x
    x = 317,689,423,776,385.62/20,433,335.54
  6. Step 6: Final answer
    x = 15,547,604.71

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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.