Home / 12,454,042.60-18,681,063.90-9,934,618.60

Finding the Fourth Proportional to 12,454,042.60, 18,681,063.90 and 9,934,618.60

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Solution

The fourth proportional to 12,454,042.60, 18,681,063.90 and 9,934,618.60 is: 14,901,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,042.60 : 18,681,063.90 = 9,934,618.60 : x
  2. Step 2: Convert to fraction form
    12,454,042.60/18,681,063.90 = 9,934,618.60/x
  3. Step 3: Cross multiply
    12,454,042.60x = 18,681,063.90 × 9,934,618.60
  4. Step 4: Simplify right side
    12,454,042.60x = 185,589,244,888,728.53
  5. Step 5: Solve for x
    x = 185,589,244,888,728.53/12,454,042.60
  6. Step 6: Final answer
    x = 14,901,927.90

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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.