Home / 31,234,522.32-43,103,340.36-17,998,836.48

Finding the Fourth Proportional to 31,234,522.32, 43,103,340.36 and 17,998,836.48

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Solution

The fourth proportional to 31,234,522.32, 43,103,340.36 and 17,998,836.48 is: 24,838,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234,522.32 : 43,103,340.36 = 17,998,836.48 : x
  2. Step 2: Convert to fraction form
    31,234,522.32/43,103,340.36 = 17,998,836.48/x
  3. Step 3: Cross multiply
    31,234,522.32x = 43,103,340.36 × 17,998,836.48
  4. Step 4: Simplify right side
    31,234,522.32x = 775,809,974,881,424.38
  5. Step 5: Solve for x
    x = 775,809,974,881,424.38/31,234,522.32
  6. Step 6: Final answer
    x = 24,838,221.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.