Home / 82,967,019.40-124,344,240.90-73,826,234.20

Finding the Fourth Proportional to 82,967,019.40, 124,344,240.90 and 73,826,234.20

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Solution

The fourth proportional to 82,967,019.40, 124,344,240.90 and 73,826,234.20 is: 110,644,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,967,019.40 : 124,344,240.90 = 73,826,234.20 : x
  2. Step 2: Convert to fraction form
    82,967,019.40/124,344,240.90 = 73,826,234.20/x
  3. Step 3: Cross multiply
    82,967,019.40x = 124,344,240.90 × 73,826,234.20
  4. Step 4: Simplify right side
    82,967,019.40x = 9,179,867,050,104,620
  5. Step 5: Solve for x
    x = 9,179,867,050,104,620/82,967,019.40
  6. Step 6: Final answer
    x = 110,644,773.27

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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.