Home / 17,485,600.80-26,228,401.20-11,108,308.80

Finding the Fourth Proportional to 17,485,600.80, 26,228,401.20 and 11,108,308.80

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Solution

The fourth proportional to 17,485,600.80, 26,228,401.20 and 11,108,308.80 is: 16,662,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485,600.80 : 26,228,401.20 = 11,108,308.80 : x
  2. Step 2: Convert to fraction form
    17,485,600.80/26,228,401.20 = 11,108,308.80/x
  3. Step 3: Cross multiply
    17,485,600.80x = 26,228,401.20 × 11,108,308.80
  4. Step 4: Simplify right side
    17,485,600.80x = 291,353,179,859,890.56
  5. Step 5: Solve for x
    x = 291,353,179,859,890.56/17,485,600.80
  6. Step 6: Final answer
    x = 16,662,463.20

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Double scale
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Similar ratio
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1.5x scale

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.