Home / 10,992,209.70-16,488,314.55-9,982,471.80

Finding the Fourth Proportional to 10,992,209.70, 16,488,314.55 and 9,982,471.80

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Solution

The fourth proportional to 10,992,209.70, 16,488,314.55 and 9,982,471.80 is: 14,973,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,209.70 : 16,488,314.55 = 9,982,471.80 : x
  2. Step 2: Convert to fraction form
    10,992,209.70/16,488,314.55 = 9,982,471.80/x
  3. Step 3: Cross multiply
    10,992,209.70x = 16,488,314.55 × 9,982,471.80
  4. Step 4: Simplify right side
    10,992,209.70x = 164,594,135,024,904.72
  5. Step 5: Solve for x
    x = 164,594,135,024,904.72/10,992,209.70
  6. Step 6: Final answer
    x = 14,973,707.70

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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.