Home / 38,639,608.20-57,959,412.30-29,002,811.40

Finding the Fourth Proportional to 38,639,608.20, 57,959,412.30 and 29,002,811.40

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Solution

The fourth proportional to 38,639,608.20, 57,959,412.30 and 29,002,811.40 is: 43,504,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,639,608.20 : 57,959,412.30 = 29,002,811.40 : x
  2. Step 2: Convert to fraction form
    38,639,608.20/57,959,412.30 = 29,002,811.40/x
  3. Step 3: Cross multiply
    38,639,608.20x = 57,959,412.30 × 29,002,811.40
  4. Step 4: Simplify right side
    38,639,608.20x = 1,680,985,903,791,740
  5. Step 5: Solve for x
    x = 1,680,985,903,791,740/38,639,608.20
  6. Step 6: Final answer
    x = 43,504,217.10

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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.