Home / 38,016,062.60-57,013,034.70-20,984,894.60

Finding the Fourth Proportional to 38,016,062.60, 57,013,034.70 and 20,984,894.60

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Solution

The fourth proportional to 38,016,062.60, 57,013,034.70 and 20,984,894.60 is: 31,471,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016,062.60 : 57,013,034.70 = 20,984,894.60 : x
  2. Step 2: Convert to fraction form
    38,016,062.60/57,013,034.70 = 20,984,894.60/x
  3. Step 3: Cross multiply
    38,016,062.60x = 57,013,034.70 × 20,984,894.60
  4. Step 4: Simplify right side
    38,016,062.60x = 1,196,412,524,005,642.75
  5. Step 5: Solve for x
    x = 1,196,412,524,005,642.75/38,016,062.60
  6. Step 6: Final answer
    x = 31,471,237.21

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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.