Home / 71,885,823.11-107,828,729.37-17,298,414.42

Finding the Fourth Proportional to 71,885,823.11, 107,828,729.37 and 17,298,414.42

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Solution

The fourth proportional to 71,885,823.11, 107,828,729.37 and 17,298,414.42 is: 25,947,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,885,823.11 : 107,828,729.37 = 17,298,414.42 : x
  2. Step 2: Convert to fraction form
    71,885,823.11/107,828,729.37 = 17,298,414.42/x
  3. Step 3: Cross multiply
    71,885,823.11x = 107,828,729.37 × 17,298,414.42
  4. Step 4: Simplify right side
    71,885,823.11x = 1,865,266,047,226,464.50
  5. Step 5: Solve for x
    x = 1,865,266,047,226,464.50/71,885,823.11
  6. Step 6: Final answer
    x = 25,947,620.36

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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.