Home / 9,659,876.80-14,489,815.20-4,621,028.80

Finding the Fourth Proportional to 9,659,876.80, 14,489,815.20 and 4,621,028.80

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Solution

The fourth proportional to 9,659,876.80, 14,489,815.20 and 4,621,028.80 is: 6,931,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,876.80 : 14,489,815.20 = 4,621,028.80 : x
  2. Step 2: Convert to fraction form
    9,659,876.80/14,489,815.20 = 4,621,028.80/x
  3. Step 3: Cross multiply
    9,659,876.80x = 14,489,815.20 × 4,621,028.80
  4. Step 4: Simplify right side
    9,659,876.80x = 66,957,853,345,877.75
  5. Step 5: Solve for x
    x = 66,957,853,345,877.75/9,659,876.80
  6. Step 6: Final answer
    x = 6,931,543.20

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Similar ratio
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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.