Home / 57,295,373.76-79,067,391.84-31,191,341.76

Finding the Fourth Proportional to 57,295,373.76, 79,067,391.84 and 31,191,341.76

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Solution

The fourth proportional to 57,295,373.76, 79,067,391.84 and 31,191,341.76 is: 43,043,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,295,373.76 : 79,067,391.84 = 31,191,341.76 : x
  2. Step 2: Convert to fraction form
    57,295,373.76/79,067,391.84 = 31,191,341.76/x
  3. Step 3: Cross multiply
    57,295,373.76x = 79,067,391.84 × 31,191,341.76
  4. Step 4: Simplify right side
    57,295,373.76x = 2,466,218,040,953,275.50
  5. Step 5: Solve for x
    x = 2,466,218,040,953,275.50/57,295,373.76
  6. Step 6: Final answer
    x = 43,043,929.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.