Home / 38,016,180.80-57,010,274.40-18,840,564.80

Finding the Fourth Proportional to 38,016,180.80, 57,010,274.40 and 18,840,564.80

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Solution

The fourth proportional to 38,016,180.80, 57,010,274.40 and 18,840,564.80 is: 28,253,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016,180.80 : 57,010,274.40 = 18,840,564.80 : x
  2. Step 2: Convert to fraction form
    38,016,180.80/57,010,274.40 = 18,840,564.80/x
  3. Step 3: Cross multiply
    38,016,180.80x = 57,010,274.40 × 18,840,564.80
  4. Step 4: Simplify right side
    38,016,180.80x = 1,074,105,769,098,981.12
  5. Step 5: Solve for x
    x = 1,074,105,769,098,981.12/38,016,180.80
  6. Step 6: Final answer
    x = 28,253,910.48

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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.