Home / 16,655,186.76-22,982,388.30-9,211,665.96

Finding the Fourth Proportional to 16,655,186.76, 22,982,388.30 and 9,211,665.96

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Solution

The fourth proportional to 16,655,186.76, 22,982,388.30 and 9,211,665.96 is: 12,711,120.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,655,186.76 : 22,982,388.30 = 9,211,665.96 : x
  2. Step 2: Convert to fraction form
    16,655,186.76/22,982,388.30 = 9,211,665.96/x
  3. Step 3: Cross multiply
    16,655,186.76x = 22,982,388.30 × 9,211,665.96
  4. Step 4: Simplify right side
    16,655,186.76x = 211,706,083,982,612.28
  5. Step 5: Solve for x
    x = 211,706,083,982,612.28/16,655,186.76
  6. Step 6: Final answer
    x = 12,711,120.39

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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.