Home / 12,248,576.49-18,374,009.27-3,612,685.35

Finding the Fourth Proportional to 12,248,576.49, 18,374,009.27 and 3,612,685.35

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Solution

The fourth proportional to 12,248,576.49, 18,374,009.27 and 3,612,685.35 is: 5,419,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,576.49 : 18,374,009.27 = 3,612,685.35 : x
  2. Step 2: Convert to fraction form
    12,248,576.49/18,374,009.27 = 3,612,685.35/x
  3. Step 3: Cross multiply
    12,248,576.49x = 18,374,009.27 × 3,612,685.35
  4. Step 4: Simplify right side
    12,248,576.49x = 66,379,514,110,493.20
  5. Step 5: Solve for x
    x = 66,379,514,110,493.20/12,248,576.49
  6. Step 6: Final answer
    x = 5,419,365.60

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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.