Home / 13,741,387.60-20,612,081.40-3,645,029.20

Finding the Fourth Proportional to 13,741,387.60, 20,612,081.40 and 3,645,029.20

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Solution

The fourth proportional to 13,741,387.60, 20,612,081.40 and 3,645,029.20 is: 5,467,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,387.60 : 20,612,081.40 = 3,645,029.20 : x
  2. Step 2: Convert to fraction form
    13,741,387.60/20,612,081.40 = 3,645,029.20/x
  3. Step 3: Cross multiply
    13,741,387.60x = 20,612,081.40 × 3,645,029.20
  4. Step 4: Simplify right side
    13,741,387.60x = 75,131,638,575,776.88
  5. Step 5: Solve for x
    x = 75,131,638,575,776.88/13,741,387.60
  6. Step 6: Final answer
    x = 5,467,543.80

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Similar ratio
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1.5x scale

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.