Home / 13,288,002.30-19,932,003.45-13,162,031.10

Finding the Fourth Proportional to 13,288,002.30, 19,932,003.45 and 13,162,031.10

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Solution

The fourth proportional to 13,288,002.30, 19,932,003.45 and 13,162,031.10 is: 19,743,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,002.30 : 19,932,003.45 = 13,162,031.10 : x
  2. Step 2: Convert to fraction form
    13,288,002.30/19,932,003.45 = 13,162,031.10/x
  3. Step 3: Cross multiply
    13,288,002.30x = 19,932,003.45 × 13,162,031.10
  4. Step 4: Simplify right side
    13,288,002.30x = 262,345,649,294,207.28
  5. Step 5: Solve for x
    x = 262,345,649,294,207.28/13,288,002.30
  6. Step 6: Final answer
    x = 19,743,046.65

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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.