Home / 21,304,082.90-31,956,124.35-17,761,142.90

Finding the Fourth Proportional to 21,304,082.90, 31,956,124.35 and 17,761,142.90

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Solution

The fourth proportional to 21,304,082.90, 31,956,124.35 and 17,761,142.90 is: 26,641,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,304,082.90 : 31,956,124.35 = 17,761,142.90 : x
  2. Step 2: Convert to fraction form
    21,304,082.90/31,956,124.35 = 17,761,142.90/x
  3. Step 3: Cross multiply
    21,304,082.90x = 31,956,124.35 × 17,761,142.90
  4. Step 4: Simplify right side
    21,304,082.90x = 567,577,291,110,519.62
  5. Step 5: Solve for x
    x = 567,577,291,110,519.62/21,304,082.90
  6. Step 6: Final answer
    x = 26,641,714.35

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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.