Home / 25,522,079.70-38,283,119.55-8,485,382.10

Finding the Fourth Proportional to 25,522,079.70, 38,283,119.55 and 8,485,382.10

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Solution

The fourth proportional to 25,522,079.70, 38,283,119.55 and 8,485,382.10 is: 12,728,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522,079.70 : 38,283,119.55 = 8,485,382.10 : x
  2. Step 2: Convert to fraction form
    25,522,079.70/38,283,119.55 = 8,485,382.10/x
  3. Step 3: Cross multiply
    25,522,079.70x = 38,283,119.55 × 8,485,382.10
  4. Step 4: Simplify right side
    25,522,079.70x = 324,846,897,361,730
  5. Step 5: Solve for x
    x = 324,846,897,361,730/25,522,079.70
  6. Step 6: Final answer
    x = 12,728,073.15

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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.