Home / 10,992,212.70-16,488,319.05-9,982,474.80

Finding the Fourth Proportional to 10,992,212.70, 16,488,319.05 and 9,982,474.80

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Solution

The fourth proportional to 10,992,212.70, 16,488,319.05 and 9,982,474.80 is: 14,973,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,212.70 : 16,488,319.05 = 9,982,474.80 : x
  2. Step 2: Convert to fraction form
    10,992,212.70/16,488,319.05 = 9,982,474.80/x
  3. Step 3: Cross multiply
    10,992,212.70x = 16,488,319.05 × 9,982,474.80
  4. Step 4: Simplify right side
    10,992,212.70x = 164,594,229,410,984.97
  5. Step 5: Solve for x
    x = 164,594,229,410,984.97/10,992,212.70
  6. Step 6: Final answer
    x = 14,973,712.20

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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.