Home / 84,272,394.46-126,408,591.72-23,688,120.46

Finding the Fourth Proportional to 84,272,394.46, 126,408,591.72 and 23,688,120.46

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Solution

The fourth proportional to 84,272,394.46, 126,408,591.72 and 23,688,120.46 is: 35,532,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,272,394.46 : 126,408,591.72 = 23,688,120.46 : x
  2. Step 2: Convert to fraction form
    84,272,394.46/126,408,591.72 = 23,688,120.46/x
  3. Step 3: Cross multiply
    84,272,394.46x = 126,408,591.72 × 23,688,120.46
  4. Step 4: Simplify right side
    84,272,394.46x = 2,994,381,947,842,318.50
  5. Step 5: Solve for x
    x = 2,994,381,947,842,318.50/84,272,394.46
  6. Step 6: Final answer
    x = 35,532,180.70

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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.