Home / 84,154,863.90-126,122,803.19-34,241,516.15

Finding the Fourth Proportional to 84,154,863.90, 126,122,803.19 and 34,241,516.15

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Solution

The fourth proportional to 84,154,863.90, 126,122,803.19 and 34,241,516.15 is: 51,317,723.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,154,863.90 : 126,122,803.19 = 34,241,516.15 : x
  2. Step 2: Convert to fraction form
    84,154,863.90/126,122,803.19 = 34,241,516.15/x
  3. Step 3: Cross multiply
    84,154,863.90x = 126,122,803.19 × 34,241,516.15
  4. Step 4: Simplify right side
    84,154,863.90x = 4,318,636,001,640,241
  5. Step 5: Solve for x
    x = 4,318,636,001,640,241/84,154,863.90
  6. Step 6: Final answer
    x = 51,317,723.08

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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.