Home / 15,205,903.92-22,812,260.16-5,108,249.52

Finding the Fourth Proportional to 15,205,903.92, 22,812,260.16 and 5,108,249.52

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Solution

The fourth proportional to 15,205,903.92, 22,812,260.16 and 5,108,249.52 is: 7,663,517.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205,903.92 : 22,812,260.16 = 5,108,249.52 : x
  2. Step 2: Convert to fraction form
    15,205,903.92/22,812,260.16 = 5,108,249.52/x
  3. Step 3: Cross multiply
    15,205,903.92x = 22,812,260.16 × 5,108,249.52
  4. Step 4: Simplify right side
    15,205,903.92x = 116,530,717,012,435.11
  5. Step 5: Solve for x
    x = 116,530,717,012,435.11/15,205,903.92
  6. Step 6: Final answer
    x = 7,663,517.91

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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.