Home / 57,790,514.28-79,750,488.18-31,684,601.52

Finding the Fourth Proportional to 57,790,514.28, 79,750,488.18 and 31,684,601.52

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Solution

The fourth proportional to 57,790,514.28, 79,750,488.18 and 31,684,601.52 is: 43,724,518.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,790,514.28 : 79,750,488.18 = 31,684,601.52 : x
  2. Step 2: Convert to fraction form
    57,790,514.28/79,750,488.18 = 31,684,601.52/x
  3. Step 3: Cross multiply
    57,790,514.28x = 79,750,488.18 × 31,684,601.52
  4. Step 4: Simplify right side
    57,790,514.28x = 2,526,862,439,008,770
  5. Step 5: Solve for x
    x = 2,526,862,439,008,770/57,790,514.28
  6. Step 6: Final answer
    x = 43,724,518.99

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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.