Home / 12,361,732.60-18,550,472.10-7,244,152.60

Finding the Fourth Proportional to 12,361,732.60, 18,550,472.10 and 7,244,152.60

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Solution

The fourth proportional to 12,361,732.60, 18,550,472.10 and 7,244,152.60 is: 10,870,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,732.60 : 18,550,472.10 = 7,244,152.60 : x
  2. Step 2: Convert to fraction form
    12,361,732.60/18,550,472.10 = 7,244,152.60/x
  3. Step 3: Cross multiply
    12,361,732.60x = 18,550,472.10 × 7,244,152.60
  4. Step 4: Simplify right side
    12,361,732.60x = 134,382,450,694,442.47
  5. Step 5: Solve for x
    x = 134,382,450,694,442.47/12,361,732.60
  6. Step 6: Final answer
    x = 10,870,842.71

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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.