Home / 26,092,879.47-39,122,043.26-12,448,131.80

Finding the Fourth Proportional to 26,092,879.47, 39,122,043.26 and 12,448,131.80

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Solution

The fourth proportional to 26,092,879.47, 39,122,043.26 and 12,448,131.80 is: 18,663,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,092,879.47 : 39,122,043.26 = 12,448,131.80 : x
  2. Step 2: Convert to fraction form
    26,092,879.47/39,122,043.26 = 12,448,131.80/x
  3. Step 3: Cross multiply
    26,092,879.47x = 39,122,043.26 × 12,448,131.80
  4. Step 4: Simplify right side
    26,092,879.47x = 486,996,350,527,930.81
  5. Step 5: Solve for x
    x = 486,996,350,527,930.81/26,092,879.47
  6. Step 6: Final answer
    x = 18,663,955.85

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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.