Home / 26,001,480.80-39,002,221.20-12,564,552.80

Finding the Fourth Proportional to 26,001,480.80, 39,002,221.20 and 12,564,552.80

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Solution

The fourth proportional to 26,001,480.80, 39,002,221.20 and 12,564,552.80 is: 18,846,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,480.80 : 39,002,221.20 = 12,564,552.80 : x
  2. Step 2: Convert to fraction form
    26,001,480.80/39,002,221.20 = 12,564,552.80/x
  3. Step 3: Cross multiply
    26,001,480.80x = 39,002,221.20 × 12,564,552.80
  4. Step 4: Simplify right side
    26,001,480.80x = 490,045,467,584,679.44
  5. Step 5: Solve for x
    x = 490,045,467,584,679.44/26,001,480.80
  6. Step 6: Final answer
    x = 18,846,829.20

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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.