Home / 14,255,446.88-21,385,304.20-5,159,672.60

Finding the Fourth Proportional to 14,255,446.88, 21,385,304.20 and 5,159,672.60

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Solution

The fourth proportional to 14,255,446.88, 21,385,304.20 and 5,159,672.60 is: 7,740,281.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255,446.88 : 21,385,304.20 = 5,159,672.60 : x
  2. Step 2: Convert to fraction form
    14,255,446.88/21,385,304.20 = 5,159,672.60/x
  3. Step 3: Cross multiply
    14,255,446.88x = 21,385,304.20 × 5,159,672.60
  4. Step 4: Simplify right side
    14,255,446.88x = 110,341,168,123,404.91
  5. Step 5: Solve for x
    x = 110,341,168,123,404.91/14,255,446.88
  6. Step 6: Final answer
    x = 7,740,281.24

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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.