Home / 38,177,711.64-57,266,568-31,431,953.88

Finding the Fourth Proportional to 38,177,711.64, 57,266,568 and 31,431,953.88

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Solution

The fourth proportional to 38,177,711.64, 57,266,568 and 31,431,953.88 is: 47,147,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,711.64 : 57,266,568 = 31,431,953.88 : x
  2. Step 2: Convert to fraction form
    38,177,711.64/57,266,568 = 31,431,953.88/x
  3. Step 3: Cross multiply
    38,177,711.64x = 57,266,568 × 31,431,953.88
  4. Step 4: Simplify right side
    38,177,711.64x = 1,800,000,124,241,883.75
  5. Step 5: Solve for x
    x = 1,800,000,124,241,883.75/38,177,711.64
  6. Step 6: Final answer
    x = 47,147,931.26

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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.