Home / 38,235,040.70-57,344,590.65-13,985,390.30

Finding the Fourth Proportional to 38,235,040.70, 57,344,590.65 and 13,985,390.30

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Solution

The fourth proportional to 38,235,040.70, 57,344,590.65 and 13,985,390.30 is: 20,975,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235,040.70 : 57,344,590.65 = 13,985,390.30 : x
  2. Step 2: Convert to fraction form
    38,235,040.70/57,344,590.65 = 13,985,390.30/x
  3. Step 3: Cross multiply
    38,235,040.70x = 57,344,590.65 × 13,985,390.30
  4. Step 4: Simplify right side
    38,235,040.70x = 801,986,481,833,980.75
  5. Step 5: Solve for x
    x = 801,986,481,833,980.75/38,235,040.70
  6. Step 6: Final answer
    x = 20,975,170.08

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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.