Home / 47,931,790.80-71,897,686.20-27,524,456.40

Finding the Fourth Proportional to 47,931,790.80, 71,897,686.20 and 27,524,456.40

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Solution

The fourth proportional to 47,931,790.80, 71,897,686.20 and 27,524,456.40 is: 41,286,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,931,790.80 : 71,897,686.20 = 27,524,456.40 : x
  2. Step 2: Convert to fraction form
    47,931,790.80/71,897,686.20 = 27,524,456.40/x
  3. Step 3: Cross multiply
    47,931,790.80x = 71,897,686.20 × 27,524,456.40
  4. Step 4: Simplify right side
    47,931,790.80x = 1,978,944,729,072,781.75
  5. Step 5: Solve for x
    x = 1,978,944,729,072,781.75/47,931,790.80
  6. Step 6: Final answer
    x = 41,286,684.60

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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.