Home / 7,992,175.20-11,988,262.80-5,866,411.20

Finding the Fourth Proportional to 7,992,175.20, 11,988,262.80 and 5,866,411.20

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Solution

The fourth proportional to 7,992,175.20, 11,988,262.80 and 5,866,411.20 is: 8,799,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992,175.20 : 11,988,262.80 = 5,866,411.20 : x
  2. Step 2: Convert to fraction form
    7,992,175.20/11,988,262.80 = 5,866,411.20/x
  3. Step 3: Cross multiply
    7,992,175.20x = 11,988,262.80 × 5,866,411.20
  4. Step 4: Simplify right side
    7,992,175.20x = 70,328,079,158,463.37
  5. Step 5: Solve for x
    x = 70,328,079,158,463.37/7,992,175.20
  6. Step 6: Final answer
    x = 8,799,616.80

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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.