Home / 29,120,153.20-43,680,229.80-9,948,036.40

Finding the Fourth Proportional to 29,120,153.20, 43,680,229.80 and 9,948,036.40

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Solution

The fourth proportional to 29,120,153.20, 43,680,229.80 and 9,948,036.40 is: 14,922,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120,153.20 : 43,680,229.80 = 9,948,036.40 : x
  2. Step 2: Convert to fraction form
    29,120,153.20/43,680,229.80 = 9,948,036.40/x
  3. Step 3: Cross multiply
    29,120,153.20x = 43,680,229.80 × 9,948,036.40
  4. Step 4: Simplify right side
    29,120,153.20x = 434,532,516,010,764.69
  5. Step 5: Solve for x
    x = 434,532,516,010,764.69/29,120,153.20
  6. Step 6: Final answer
    x = 14,922,054.60

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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.