Home / 82,734,810.10-124,102,215.15-41,920,141.30

Finding the Fourth Proportional to 82,734,810.10, 124,102,215.15 and 41,920,141.30

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Solution

The fourth proportional to 82,734,810.10, 124,102,215.15 and 41,920,141.30 is: 62,880,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,734,810.10 : 124,102,215.15 = 41,920,141.30 : x
  2. Step 2: Convert to fraction form
    82,734,810.10/124,102,215.15 = 41,920,141.30/x
  3. Step 3: Cross multiply
    82,734,810.10x = 124,102,215.15 × 41,920,141.30
  4. Step 4: Simplify right side
    82,734,810.10x = 5,202,382,394,731,001
  5. Step 5: Solve for x
    x = 5,202,382,394,731,001/82,734,810.10
  6. Step 6: Final answer
    x = 62,880,211.95

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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.