Home / 38,235,020.20-57,344,559.90-13,985,369.80

Finding the Fourth Proportional to 38,235,020.20, 57,344,559.90 and 13,985,369.80

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Solution

The fourth proportional to 38,235,020.20, 57,344,559.90 and 13,985,369.80 is: 20,975,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235,020.20 : 57,344,559.90 = 13,985,369.80 : x
  2. Step 2: Convert to fraction form
    38,235,020.20/57,344,559.90 = 13,985,369.80/x
  3. Step 3: Cross multiply
    38,235,020.20x = 57,344,559.90 × 13,985,369.80
  4. Step 4: Simplify right side
    38,235,020.20x = 801,984,876,219,751
  5. Step 5: Solve for x
    x = 801,984,876,219,751/38,235,020.20
  6. Step 6: Final answer
    x = 20,975,139.34

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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.