Home / 38,321,242.40-57,482,677.92-13,730,770.40

Finding the Fourth Proportional to 38,321,242.40, 57,482,677.92 and 13,730,770.40

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Solution

The fourth proportional to 38,321,242.40, 57,482,677.92 and 13,730,770.40 is: 20,596,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321,242.40 : 57,482,677.92 = 13,730,770.40 : x
  2. Step 2: Convert to fraction form
    38,321,242.40/57,482,677.92 = 13,730,770.40/x
  3. Step 3: Cross multiply
    38,321,242.40x = 57,482,677.92 × 13,730,770.40
  4. Step 4: Simplify right side
    38,321,242.40x = 789,281,452,496,669.62
  5. Step 5: Solve for x
    x = 789,281,452,496,669.62/38,321,242.40
  6. Step 6: Final answer
    x = 20,596,447.38

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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.