Home / 16,170,920.17-22,315,754.30-8,828,753.06

Finding the Fourth Proportional to 16,170,920.17, 22,315,754.30 and 8,828,753.06

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Solution

The fourth proportional to 16,170,920.17, 22,315,754.30 and 8,828,753.06 is: 12,183,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170,920.17 : 22,315,754.30 = 8,828,753.06 : x
  2. Step 2: Convert to fraction form
    16,170,920.17/22,315,754.30 = 8,828,753.06/x
  3. Step 3: Cross multiply
    16,170,920.17x = 22,315,754.30 × 8,828,753.06
  4. Step 4: Simplify right side
    16,170,920.17x = 197,020,284,073,978.78
  5. Step 5: Solve for x
    x = 197,020,284,073,978.78/16,170,920.17
  6. Step 6: Final answer
    x = 12,183,616.15

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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.