Home / 26,571,218.80-39,856,828.20-13,134,290.80

Finding the Fourth Proportional to 26,571,218.80, 39,856,828.20 and 13,134,290.80

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Solution

The fourth proportional to 26,571,218.80, 39,856,828.20 and 13,134,290.80 is: 19,701,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,218.80 : 39,856,828.20 = 13,134,290.80 : x
  2. Step 2: Convert to fraction form
    26,571,218.80/39,856,828.20 = 13,134,290.80/x
  3. Step 3: Cross multiply
    26,571,218.80x = 39,856,828.20 × 13,134,290.80
  4. Step 4: Simplify right side
    26,571,218.80x = 523,491,171,944,440.62
  5. Step 5: Solve for x
    x = 523,491,171,944,440.62/26,571,218.80
  6. Step 6: Final answer
    x = 19,701,436.20

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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.