Home / 15,791,570.20-23,687,355.30-8,965,505.80

Finding the Fourth Proportional to 15,791,570.20, 23,687,355.30 and 8,965,505.80

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Solution

The fourth proportional to 15,791,570.20, 23,687,355.30 and 8,965,505.80 is: 13,448,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,791,570.20 : 23,687,355.30 = 8,965,505.80 : x
  2. Step 2: Convert to fraction form
    15,791,570.20/23,687,355.30 = 8,965,505.80/x
  3. Step 3: Cross multiply
    15,791,570.20x = 23,687,355.30 × 8,965,505.80
  4. Step 4: Simplify right side
    15,791,570.20x = 212,369,121,328,810.75
  5. Step 5: Solve for x
    x = 212,369,121,328,810.75/15,791,570.20
  6. Step 6: Final answer
    x = 13,448,258.70

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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.