Home / 76,754,909.17-115,099,591.56-44,429,124.61

Finding the Fourth Proportional to 76,754,909.17, 115,099,591.56 and 44,429,124.61

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Solution

The fourth proportional to 76,754,909.17, 115,099,591.56 and 44,429,124.61 is: 66,624,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,754,909.17 : 115,099,591.56 = 44,429,124.61 : x
  2. Step 2: Convert to fraction form
    76,754,909.17/115,099,591.56 = 44,429,124.61/x
  3. Step 3: Cross multiply
    76,754,909.17x = 115,099,591.56 × 44,429,124.61
  4. Step 4: Simplify right side
    76,754,909.17x = 5,113,774,096,206,746
  5. Step 5: Solve for x
    x = 5,113,774,096,206,746/76,754,909.17
  6. Step 6: Final answer
    x = 66,624,716.93

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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.