Home / 12,472,080.16-18,708,640.56-3,952,228

Finding the Fourth Proportional to 12,472,080.16, 18,708,640.56 and 3,952,228

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Solution

The fourth proportional to 12,472,080.16, 18,708,640.56 and 3,952,228 is: 5,928,506.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472,080.16 : 18,708,640.56 = 3,952,228 : x
  2. Step 2: Convert to fraction form
    12,472,080.16/18,708,640.56 = 3,952,228/x
  3. Step 3: Cross multiply
    12,472,080.16x = 18,708,640.56 × 3,952,228
  4. Step 4: Simplify right side
    12,472,080.16x = 73,940,813,063,167.67
  5. Step 5: Solve for x
    x = 73,940,813,063,167.67/12,472,080.16
  6. Step 6: Final answer
    x = 5,928,506.88

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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.