Home / 15,250,605.20-22,868,690.70-8,862,815.60

Finding the Fourth Proportional to 15,250,605.20, 22,868,690.70 and 8,862,815.60

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Solution

The fourth proportional to 15,250,605.20, 22,868,690.70 and 8,862,815.60 is: 13,290,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250,605.20 : 22,868,690.70 = 8,862,815.60 : x
  2. Step 2: Convert to fraction form
    15,250,605.20/22,868,690.70 = 8,862,815.60/x
  3. Step 3: Cross multiply
    15,250,605.20x = 22,868,690.70 × 8,862,815.60
  4. Step 4: Simplify right side
    15,250,605.20x = 202,680,988,687,534.91
  5. Step 5: Solve for x
    x = 202,680,988,687,534.91/15,250,605.20
  6. Step 6: Final answer
    x = 13,290,029.22

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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.