Home / 28,649,286.32-42,961,318.92-15,182,959.28

Finding the Fourth Proportional to 28,649,286.32, 42,961,318.92 and 15,182,959.28

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Solution

The fourth proportional to 28,649,286.32, 42,961,318.92 and 15,182,959.28 is: 22,767,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,649,286.32 : 42,961,318.92 = 15,182,959.28 : x
  2. Step 2: Convert to fraction form
    28,649,286.32/42,961,318.92 = 15,182,959.28/x
  3. Step 3: Cross multiply
    28,649,286.32x = 42,961,318.92 × 15,182,959.28
  4. Step 4: Simplify right side
    28,649,286.32x = 652,279,955,777,453.62
  5. Step 5: Solve for x
    x = 652,279,955,777,453.62/28,649,286.32
  6. Step 6: Final answer
    x = 22,767,755.83

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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.