Home / 12,634,781.40-18,964,613.70-6,252,240.60

Finding the Fourth Proportional to 12,634,781.40, 18,964,613.70 and 6,252,240.60

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Solution

The fourth proportional to 12,634,781.40, 18,964,613.70 and 6,252,240.60 is: 9,384,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,781.40 : 18,964,613.70 = 6,252,240.60 : x
  2. Step 2: Convert to fraction form
    12,634,781.40/18,964,613.70 = 6,252,240.60/x
  3. Step 3: Cross multiply
    12,634,781.40x = 18,964,613.70 × 6,252,240.60
  4. Step 4: Simplify right side
    12,634,781.40x = 118,571,327,738,456.20
  5. Step 5: Solve for x
    x = 118,571,327,738,456.20/12,634,781.40
  6. Step 6: Final answer
    x = 9,384,517.55

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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.