Home / 15,690,921.20-23,536,381.80-5,589,897.20

Finding the Fourth Proportional to 15,690,921.20, 23,536,381.80 and 5,589,897.20

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Solution

The fourth proportional to 15,690,921.20, 23,536,381.80 and 5,589,897.20 is: 8,384,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690,921.20 : 23,536,381.80 = 5,589,897.20 : x
  2. Step 2: Convert to fraction form
    15,690,921.20/23,536,381.80 = 5,589,897.20/x
  3. Step 3: Cross multiply
    15,690,921.20x = 23,536,381.80 × 5,589,897.20
  4. Step 4: Simplify right side
    15,690,921.20x = 131,565,954,721,950.97
  5. Step 5: Solve for x
    x = 131,565,954,721,950.97/15,690,921.20
  6. Step 6: Final answer
    x = 8,384,845.80

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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.