Home / 76,773,891.16-115,160,836.74-25,655,909.97

Finding the Fourth Proportional to 76,773,891.16, 115,160,836.74 and 25,655,909.97

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Solution

The fourth proportional to 76,773,891.16, 115,160,836.74 and 25,655,909.97 is: 38,483,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,773,891.16 : 115,160,836.74 = 25,655,909.97 : x
  2. Step 2: Convert to fraction form
    76,773,891.16/115,160,836.74 = 25,655,909.97/x
  3. Step 3: Cross multiply
    76,773,891.16x = 115,160,836.74 × 25,655,909.97
  4. Step 4: Simplify right side
    76,773,891.16x = 2,954,556,059,471,308
  5. Step 5: Solve for x
    x = 2,954,556,059,471,308/76,773,891.16
  6. Step 6: Final answer
    x = 38,483,864.96

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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.