Home / 29,120,120.20-43,680,180.30-9,948,003.40

Finding the Fourth Proportional to 29,120,120.20, 43,680,180.30 and 9,948,003.40

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Solution

The fourth proportional to 29,120,120.20, 43,680,180.30 and 9,948,003.40 is: 14,922,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120,120.20 : 43,680,180.30 = 9,948,003.40 : x
  2. Step 2: Convert to fraction form
    29,120,120.20/43,680,180.30 = 9,948,003.40/x
  3. Step 3: Cross multiply
    29,120,120.20x = 43,680,180.30 × 9,948,003.40
  4. Step 4: Simplify right side
    29,120,120.20x = 434,530,582,137,013
  5. Step 5: Solve for x
    x = 434,530,582,137,013/29,120,120.20
  6. Step 6: Final answer
    x = 14,922,005.10

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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.