Home / 8,418,293.35-11,620,404.04-5,517,871.13

Finding the Fourth Proportional to 8,418,293.35, 11,620,404.04 and 5,517,871.13

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Solution

The fourth proportional to 8,418,293.35, 11,620,404.04 and 5,517,871.13 is: 7,616,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,293.35 : 11,620,404.04 = 5,517,871.13 : x
  2. Step 2: Convert to fraction form
    8,418,293.35/11,620,404.04 = 5,517,871.13/x
  3. Step 3: Cross multiply
    8,418,293.35x = 11,620,404.04 × 5,517,871.13
  4. Step 4: Simplify right side
    8,418,293.35x = 64,119,891,971,251.36
  5. Step 5: Solve for x
    x = 64,119,891,971,251.36/8,418,293.35
  6. Step 6: Final answer
    x = 7,616,732.91

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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.