Home / 16,128,456.60-24,192,684.90-12,097,378.20

Finding the Fourth Proportional to 16,128,456.60, 24,192,684.90 and 12,097,378.20

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Solution

The fourth proportional to 16,128,456.60, 24,192,684.90 and 12,097,378.20 is: 18,146,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,456.60 : 24,192,684.90 = 12,097,378.20 : x
  2. Step 2: Convert to fraction form
    16,128,456.60/24,192,684.90 = 12,097,378.20/x
  3. Step 3: Cross multiply
    16,128,456.60x = 24,192,684.90 × 12,097,378.20
  4. Step 4: Simplify right side
    16,128,456.60x = 292,668,058,908,729.12
  5. Step 5: Solve for x
    x = 292,668,058,908,729.12/16,128,456.60
  6. Step 6: Final answer
    x = 18,146,067.30

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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.