Home / 12,163,988.30-16,786,348.30-6,582,234.84

Finding the Fourth Proportional to 12,163,988.30, 16,786,348.30 and 6,582,234.84

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Solution

The fourth proportional to 12,163,988.30, 16,786,348.30 and 6,582,234.84 is: 9,083,508.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,988.30 : 16,786,348.30 = 6,582,234.84 : x
  2. Step 2: Convert to fraction form
    12,163,988.30/16,786,348.30 = 6,582,234.84/x
  3. Step 3: Cross multiply
    12,163,988.30x = 16,786,348.30 × 6,582,234.84
  4. Step 4: Simplify right side
    12,163,988.30x = 110,491,686,616,634.78
  5. Step 5: Solve for x
    x = 110,491,686,616,634.78/12,163,988.30
  6. Step 6: Final answer
    x = 9,083,508.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.