Home / 14,364,481.60-21,546,722.40-8,979,212.80

Finding the Fourth Proportional to 14,364,481.60, 21,546,722.40 and 8,979,212.80

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Solution

The fourth proportional to 14,364,481.60, 21,546,722.40 and 8,979,212.80 is: 13,468,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364,481.60 : 21,546,722.40 = 8,979,212.80 : x
  2. Step 2: Convert to fraction form
    14,364,481.60/21,546,722.40 = 8,979,212.80/x
  3. Step 3: Cross multiply
    14,364,481.60x = 21,546,722.40 × 8,979,212.80
  4. Step 4: Simplify right side
    14,364,481.60x = 193,472,605,572,126.72
  5. Step 5: Solve for x
    x = 193,472,605,572,126.72/14,364,481.60
  6. Step 6: Final answer
    x = 13,468,819.20

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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.