Home / 10,822,414.15-14,935,221.25-6,112,431.72

Finding the Fourth Proportional to 10,822,414.15, 14,935,221.25 and 6,112,431.72

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Solution

The fourth proportional to 10,822,414.15, 14,935,221.25 and 6,112,431.72 is: 8,435,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822,414.15 : 14,935,221.25 = 6,112,431.72 : x
  2. Step 2: Convert to fraction form
    10,822,414.15/14,935,221.25 = 6,112,431.72/x
  3. Step 3: Cross multiply
    10,822,414.15x = 14,935,221.25 × 6,112,431.72
  4. Step 4: Simplify right side
    10,822,414.15x = 91,290,520,098,436.97
  5. Step 5: Solve for x
    x = 91,290,520,098,436.97/10,822,414.15
  6. Step 6: Final answer
    x = 8,435,319.40

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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.