Home / 8,036,689.19-12,056,694.08-2,645,663.72

Finding the Fourth Proportional to 8,036,689.19, 12,056,694.08 and 2,645,663.72

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Solution

The fourth proportional to 8,036,689.19, 12,056,694.08 and 2,645,663.72 is: 3,969,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036,689.19 : 12,056,694.08 = 2,645,663.72 : x
  2. Step 2: Convert to fraction form
    8,036,689.19/12,056,694.08 = 2,645,663.72/x
  3. Step 3: Cross multiply
    8,036,689.19x = 12,056,694.08 × 2,645,663.72
  4. Step 4: Simplify right side
    8,036,689.19x = 31,897,958,037,082.98
  5. Step 5: Solve for x
    x = 31,897,958,037,082.98/8,036,689.19
  6. Step 6: Final answer
    x = 3,969,042.14

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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.