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Finding the Fourth Proportional to 32,679,879.60, 49,019,819.40 and 9,960,740.40

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Solution

The fourth proportional to 32,679,879.60, 49,019,819.40 and 9,960,740.40 is: 14,941,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,679,879.60 : 49,019,819.40 = 9,960,740.40 : x
  2. Step 2: Convert to fraction form
    32,679,879.60/49,019,819.40 = 9,960,740.40/x
  3. Step 3: Cross multiply
    32,679,879.60x = 49,019,819.40 × 9,960,740.40
  4. Step 4: Simplify right side
    32,679,879.60x = 488,273,695,498,283.75
  5. Step 5: Solve for x
    x = 488,273,695,498,283.75/32,679,879.60
  6. Step 6: Final answer
    x = 14,941,110.60

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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.