Home / 11,646,543.60-17,469,815.40-3,127,741.20

Finding the Fourth Proportional to 11,646,543.60, 17,469,815.40 and 3,127,741.20

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Solution

The fourth proportional to 11,646,543.60, 17,469,815.40 and 3,127,741.20 is: 4,691,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646,543.60 : 17,469,815.40 = 3,127,741.20 : x
  2. Step 2: Convert to fraction form
    11,646,543.60/17,469,815.40 = 3,127,741.20/x
  3. Step 3: Cross multiply
    11,646,543.60x = 17,469,815.40 × 3,127,741.20
  4. Step 4: Simplify right side
    11,646,543.60x = 54,641,061,382,974.48
  5. Step 5: Solve for x
    x = 54,641,061,382,974.48/11,646,543.60
  6. Step 6: Final answer
    x = 4,691,611.80

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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.