Home / 13,288,523.30-18,654,321.10-13,288,523.30

Finding the Fourth Proportional to 13,288,523.30, 18,654,321.10 and 13,288,523.30

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Solution

The fourth proportional to 13,288,523.30, 18,654,321.10 and 13,288,523.30 is: 18,654,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,523.30 : 18,654,321.10 = 13,288,523.30 : x
  2. Step 2: Convert to fraction form
    13,288,523.30/18,654,321.10 = 13,288,523.30/x
  3. Step 3: Cross multiply
    13,288,523.30x = 18,654,321.10 × 13,288,523.30
  4. Step 4: Simplify right side
    13,288,523.30x = 247,888,380,583,031.66
  5. Step 5: Solve for x
    x = 247,888,380,583,031.66/13,288,523.30
  6. Step 6: Final answer
    x = 18,654,321.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.