Home / 5,364,863.80-8,042,046.90-2,165,720.20

Finding the Fourth Proportional to 5,364,863.80, 8,042,046.90 and 2,165,720.20

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Solution

The fourth proportional to 5,364,863.80, 8,042,046.90 and 2,165,720.20 is: 3,246,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364,863.80 : 8,042,046.90 = 2,165,720.20 : x
  2. Step 2: Convert to fraction form
    5,364,863.80/8,042,046.90 = 2,165,720.20/x
  3. Step 3: Cross multiply
    5,364,863.80x = 8,042,046.90 × 2,165,720.20
  4. Step 4: Simplify right side
    5,364,863.80x = 17,416,823,420,677.38
  5. Step 5: Solve for x
    x = 17,416,823,420,677.38/5,364,863.80
  6. Step 6: Final answer
    x = 3,246,461.43

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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.