Home / 38,503,805.60-57,771,260.40-16,942,512.80

Finding the Fourth Proportional to 38,503,805.60, 57,771,260.40 and 16,942,512.80

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Solution

The fourth proportional to 38,503,805.60, 57,771,260.40 and 16,942,512.80 is: 25,420,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503,805.60 : 57,771,260.40 = 16,942,512.80 : x
  2. Step 2: Convert to fraction form
    38,503,805.60/57,771,260.40 = 16,942,512.80/x
  3. Step 3: Cross multiply
    38,503,805.60x = 57,771,260.40 × 16,942,512.80
  4. Step 4: Simplify right side
    38,503,805.60x = 978,790,318,799,133.12
  5. Step 5: Solve for x
    x = 978,790,318,799,133.12/38,503,805.60
  6. Step 6: Final answer
    x = 25,420,612.42

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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.