Home / 61,682,711.36-85,122,641.76-34,181,098.88

Finding the Fourth Proportional to 61,682,711.36, 85,122,641.76 and 34,181,098.88

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Solution

The fourth proportional to 61,682,711.36, 85,122,641.76 and 34,181,098.88 is: 47,170,193.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,682,711.36 : 85,122,641.76 = 34,181,098.88 : x
  2. Step 2: Convert to fraction form
    61,682,711.36/85,122,641.76 = 34,181,098.88/x
  3. Step 3: Cross multiply
    61,682,711.36x = 85,122,641.76 × 34,181,098.88
  4. Step 4: Simplify right side
    61,682,711.36x = 2,909,585,434,925,377.50
  5. Step 5: Solve for x
    x = 2,909,585,434,925,377.50/61,682,711.36
  6. Step 6: Final answer
    x = 47,170,193.57

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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.