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Finding the Fourth Proportional to 33,644,354.80, 50,490,151.80 and 14,488,859.20

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Solution

The fourth proportional to 33,644,354.80, 50,490,151.80 and 14,488,859.20 is: 21,743,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,644,354.80 : 50,490,151.80 = 14,488,859.20 : x
  2. Step 2: Convert to fraction form
    33,644,354.80/50,490,151.80 = 14,488,859.20/x
  3. Step 3: Cross multiply
    33,644,354.80x = 50,490,151.80 × 14,488,859.20
  4. Step 4: Simplify right side
    33,644,354.80x = 731,544,700,416,826.50
  5. Step 5: Solve for x
    x = 731,544,700,416,826.50/33,644,354.80
  6. Step 6: Final answer
    x = 21,743,460.52

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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.