Home / 10,385,589.07-15,564,458.29-8,082,862.60

Finding the Fourth Proportional to 10,385,589.07, 15,564,458.29 and 8,082,862.60

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Solution

The fourth proportional to 10,385,589.07, 15,564,458.29 and 8,082,862.60 is: 12,113,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,589.07 : 15,564,458.29 = 8,082,862.60 : x
  2. Step 2: Convert to fraction form
    10,385,589.07/15,564,458.29 = 8,082,862.60/x
  3. Step 3: Cross multiply
    10,385,589.07x = 15,564,458.29 × 8,082,862.60
  4. Step 4: Simplify right side
    10,385,589.07x = 125,805,377,801,500.94
  5. Step 5: Solve for x
    x = 125,805,377,801,500.94/10,385,589.07
  6. Step 6: Final answer
    x = 12,113,456.15

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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.