Home / 37,680,109.20-56,534,909.40-13,748,000.40

Finding the Fourth Proportional to 37,680,109.20, 56,534,909.40 and 13,748,000.40

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Solution

The fourth proportional to 37,680,109.20, 56,534,909.40 and 13,748,000.40 is: 20,627,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,680,109.20 : 56,534,909.40 = 13,748,000.40 : x
  2. Step 2: Convert to fraction form
    37,680,109.20/56,534,909.40 = 13,748,000.40/x
  3. Step 3: Cross multiply
    37,680,109.20x = 56,534,909.40 × 13,748,000.40
  4. Step 4: Simplify right side
    37,680,109.20x = 777,241,957,045,163.75
  5. Step 5: Solve for x
    x = 777,241,957,045,163.75/37,680,109.20
  6. Step 6: Final answer
    x = 20,627,380.69

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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.