Home / 26,571,976.80-39,857,965.20-13,135,048.80

Finding the Fourth Proportional to 26,571,976.80, 39,857,965.20 and 13,135,048.80

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Solution

The fourth proportional to 26,571,976.80, 39,857,965.20 and 13,135,048.80 is: 19,702,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,976.80 : 39,857,965.20 = 13,135,048.80 : x
  2. Step 2: Convert to fraction form
    26,571,976.80/39,857,965.20 = 13,135,048.80/x
  3. Step 3: Cross multiply
    26,571,976.80x = 39,857,965.20 × 13,135,048.80
  4. Step 4: Simplify right side
    26,571,976.80x = 523,536,317,970,701.81
  5. Step 5: Solve for x
    x = 523,536,317,970,701.81/26,571,976.80
  6. Step 6: Final answer
    x = 19,702,573.20

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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.