Home / 30,916,568.88-42,664,053.24-17,165,179.44

Finding the Fourth Proportional to 30,916,568.88, 42,664,053.24 and 17,165,179.44

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Solution

The fourth proportional to 30,916,568.88, 42,664,053.24 and 17,165,179.44 is: 23,687,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916,568.88 : 42,664,053.24 = 17,165,179.44 : x
  2. Step 2: Convert to fraction form
    30,916,568.88/42,664,053.24 = 17,165,179.44/x
  3. Step 3: Cross multiply
    30,916,568.88x = 42,664,053.24 × 17,165,179.44
  4. Step 4: Simplify right side
    30,916,568.88x = 732,336,129,502,313.50
  5. Step 5: Solve for x
    x = 732,336,129,502,313.50/30,916,568.88
  6. Step 6: Final answer
    x = 23,687,496.90

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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.