Home / 38,235,021.70-57,344,562.15-13,985,371.30

Finding the Fourth Proportional to 38,235,021.70, 57,344,562.15 and 13,985,371.30

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Solution

The fourth proportional to 38,235,021.70, 57,344,562.15 and 13,985,371.30 is: 20,975,141.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235,021.70 : 57,344,562.15 = 13,985,371.30 : x
  2. Step 2: Convert to fraction form
    38,235,021.70/57,344,562.15 = 13,985,371.30/x
  3. Step 3: Cross multiply
    38,235,021.70x = 57,344,562.15 × 13,985,371.30
  4. Step 4: Simplify right side
    38,235,021.70x = 801,984,993,703,676.38
  5. Step 5: Solve for x
    x = 801,984,993,703,676.38/38,235,021.70
  6. Step 6: Final answer
    x = 20,975,141.59

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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.