Home / 38,503,857.60-57,771,338.40-16,942,564.80

Finding the Fourth Proportional to 38,503,857.60, 57,771,338.40 and 16,942,564.80

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Solution

The fourth proportional to 38,503,857.60, 57,771,338.40 and 16,942,564.80 is: 25,420,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503,857.60 : 57,771,338.40 = 16,942,564.80 : x
  2. Step 2: Convert to fraction form
    38,503,857.60/57,771,338.40 = 16,942,564.80/x
  3. Step 3: Cross multiply
    38,503,857.60x = 57,771,338.40 × 16,942,564.80
  4. Step 4: Simplify right side
    38,503,857.60x = 978,794,644,424,728.38
  5. Step 5: Solve for x
    x = 978,794,644,424,728.38/38,503,857.60
  6. Step 6: Final answer
    x = 25,420,690.43

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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.