Home / 12,732,037.11-19,085,286.03-5,913,398.88

Finding the Fourth Proportional to 12,732,037.11, 19,085,286.03 and 5,913,398.88

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Solution

The fourth proportional to 12,732,037.11, 19,085,286.03 and 5,913,398.88 is: 8,864,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732,037.11 : 19,085,286.03 = 5,913,398.88 : x
  2. Step 2: Convert to fraction form
    12,732,037.11/19,085,286.03 = 5,913,398.88/x
  3. Step 3: Cross multiply
    12,732,037.11x = 19,085,286.03 × 5,913,398.88
  4. Step 4: Simplify right side
    12,732,037.11x = 112,858,909,034,281.66
  5. Step 5: Solve for x
    x = 112,858,909,034,281.66/12,732,037.11
  6. Step 6: Final answer
    x = 8,864,167.46

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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.