Home / 34,279,545.06-51,419,618.91-8,720,581.50

Finding the Fourth Proportional to 34,279,545.06, 51,419,618.91 and 8,720,581.50

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Solution

The fourth proportional to 34,279,545.06, 51,419,618.91 and 8,720,581.50 is: 13,080,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279,545.06 : 51,419,618.91 = 8,720,581.50 : x
  2. Step 2: Convert to fraction form
    34,279,545.06/51,419,618.91 = 8,720,581.50/x
  3. Step 3: Cross multiply
    34,279,545.06x = 51,419,618.91 × 8,720,581.50
  4. Step 4: Simplify right side
    34,279,545.06x = 448,408,977,403,596.12
  5. Step 5: Solve for x
    x = 448,408,977,403,596.12/34,279,545.06
  6. Step 6: Final answer
    x = 13,080,948.90

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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.