Home / 91,380,383.74-126,103,753.83-52,221,711.34

Finding the Fourth Proportional to 91,380,383.74, 126,103,753.83 and 52,221,711.34

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Solution

The fourth proportional to 91,380,383.74, 126,103,753.83 and 52,221,711.34 is: 72,065,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,380,383.74 : 126,103,753.83 = 52,221,711.34 : x
  2. Step 2: Convert to fraction form
    91,380,383.74/126,103,753.83 = 52,221,711.34/x
  3. Step 3: Cross multiply
    91,380,383.74x = 126,103,753.83 × 52,221,711.34
  4. Step 4: Simplify right side
    91,380,383.74x = 6,585,353,831,400,680
  5. Step 5: Solve for x
    x = 6,585,353,831,400,680/91,380,383.74
  6. Step 6: Final answer
    x = 72,065,289.75

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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.