Home / 8,301,696.80-12,452,545.20-7,982,832.20

Finding the Fourth Proportional to 8,301,696.80, 12,452,545.20 and 7,982,832.20

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Solution

The fourth proportional to 8,301,696.80, 12,452,545.20 and 7,982,832.20 is: 11,974,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,696.80 : 12,452,545.20 = 7,982,832.20 : x
  2. Step 2: Convert to fraction form
    8,301,696.80/12,452,545.20 = 7,982,832.20/x
  3. Step 3: Cross multiply
    8,301,696.80x = 12,452,545.20 × 7,982,832.20
  4. Step 4: Simplify right side
    8,301,696.80x = 99,406,578,794,515.44
  5. Step 5: Solve for x
    x = 99,406,578,794,515.44/8,301,696.80
  6. Step 6: Final answer
    x = 11,974,248.30

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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.