Home / 76,773,895.05-115,160,842.56-25,655,913.86

Finding the Fourth Proportional to 76,773,895.05, 115,160,842.56 and 25,655,913.86

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Solution

The fourth proportional to 76,773,895.05, 115,160,842.56 and 25,655,913.86 is: 38,483,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,773,895.05 : 115,160,842.56 = 25,655,913.86 : x
  2. Step 2: Convert to fraction form
    76,773,895.05/115,160,842.56 = 25,655,913.86/x
  3. Step 3: Cross multiply
    76,773,895.05x = 115,160,842.56 × 25,655,913.86
  4. Step 4: Simplify right side
    76,773,895.05x = 2,954,556,656,188,578
  5. Step 5: Solve for x
    x = 2,954,556,656,188,578/76,773,895.05
  6. Step 6: Final answer
    x = 38,483,870.78

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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.