Home / 12,084,181.64-18,126,094.97-2,986,278.98

Finding the Fourth Proportional to 12,084,181.64, 18,126,094.97 and 2,986,278.98

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Solution

The fourth proportional to 12,084,181.64, 18,126,094.97 and 2,986,278.98 is: 4,479,374.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,181.64 : 18,126,094.97 = 2,986,278.98 : x
  2. Step 2: Convert to fraction form
    12,084,181.64/18,126,094.97 = 2,986,278.98/x
  3. Step 3: Cross multiply
    12,084,181.64x = 18,126,094.97 × 2,986,278.98
  4. Step 4: Simplify right side
    12,084,181.64x = 54,129,576,398,394.73
  5. Step 5: Solve for x
    x = 54,129,576,398,394.73/12,084,181.64
  6. Step 6: Final answer
    x = 4,479,374.61

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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.