Home / 6,488,059.20-9,737,618.40-2,899,348.80

Finding the Fourth Proportional to 6,488,059.20, 9,737,618.40 and 2,899,348.80

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Solution

The fourth proportional to 6,488,059.20, 9,737,618.40 and 2,899,348.80 is: 4,351,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,059.20 : 9,737,618.40 = 2,899,348.80 : x
  2. Step 2: Convert to fraction form
    6,488,059.20/9,737,618.40 = 2,899,348.80/x
  3. Step 3: Cross multiply
    6,488,059.20x = 9,737,618.40 × 2,899,348.80
  4. Step 4: Simplify right side
    6,488,059.20x = 28,232,752,222,897.92
  5. Step 5: Solve for x
    x = 28,232,752,222,897.92/6,488,059.20
  6. Step 6: Final answer
    x = 4,351,494.24

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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.