Home / 8,332,531.38-12,487,448.57-4,690,998.18

Finding the Fourth Proportional to 8,332,531.38, 12,487,448.57 and 4,690,998.18

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Solution

The fourth proportional to 8,332,531.38, 12,487,448.57 and 4,690,998.18 is: 7,030,108.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332,531.38 : 12,487,448.57 = 4,690,998.18 : x
  2. Step 2: Convert to fraction form
    8,332,531.38/12,487,448.57 = 4,690,998.18/x
  3. Step 3: Cross multiply
    8,332,531.38x = 12,487,448.57 × 4,690,998.18
  4. Step 4: Simplify right side
    8,332,531.38x = 58,578,598,491,258.61
  5. Step 5: Solve for x
    x = 58,578,598,491,258.61/8,332,531.38
  6. Step 6: Final answer
    x = 7,030,108.36

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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.