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Finding the Fourth Proportional to 44,553,179.40, 66,812,972.40 and 18,647,275.91

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Solution

The fourth proportional to 44,553,179.40, 66,812,972.40 and 18,647,275.91 is: 27,963,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,553,179.40 : 66,812,972.40 = 18,647,275.91 : x
  2. Step 2: Convert to fraction form
    44,553,179.40/66,812,972.40 = 18,647,275.91/x
  3. Step 3: Cross multiply
    44,553,179.40x = 66,812,972.40 × 18,647,275.91
  4. Step 4: Simplify right side
    44,553,179.40x = 1,245,879,930,375,950
  5. Step 5: Solve for x
    x = 1,245,879,930,375,950/44,553,179.40
  6. Step 6: Final answer
    x = 27,963,883.77

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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.