Home / 91,777,624.46-126,649,242.42-49,960,819.34

Finding the Fourth Proportional to 91,777,624.46, 126,649,242.42 and 49,960,819.34

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Solution

The fourth proportional to 91,777,624.46, 126,649,242.42 and 49,960,819.34 is: 68,943,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,777,624.46 : 126,649,242.42 = 49,960,819.34 : x
  2. Step 2: Convert to fraction form
    91,777,624.46/126,649,242.42 = 49,960,819.34/x
  3. Step 3: Cross multiply
    91,777,624.46x = 126,649,242.42 × 49,960,819.34
  4. Step 4: Simplify right side
    91,777,624.46x = 6,327,499,920,093,485
  5. Step 5: Solve for x
    x = 6,327,499,920,093,485/91,777,624.46
  6. Step 6: Final answer
    x = 68,943,818.90

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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.