Home / 21,502,421.30-32,266,073.55-8,040,610.10

Finding the Fourth Proportional to 21,502,421.30, 32,266,073.55 and 8,040,610.10

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Solution

The fourth proportional to 21,502,421.30, 32,266,073.55 and 8,040,610.10 is: 12,065,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,502,421.30 : 32,266,073.55 = 8,040,610.10 : x
  2. Step 2: Convert to fraction form
    21,502,421.30/32,266,073.55 = 8,040,610.10/x
  3. Step 3: Cross multiply
    21,502,421.30x = 32,266,073.55 × 8,040,610.10
  4. Step 4: Simplify right side
    21,502,421.30x = 259,438,916,873,472.84
  5. Step 5: Solve for x
    x = 259,438,916,873,472.84/21,502,421.30
  6. Step 6: Final answer
    x = 12,065,567.56

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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.