Home / 26,105,851.80-36,023,966.45-15,093,311.20

Finding the Fourth Proportional to 26,105,851.80, 36,023,966.45 and 15,093,311.20

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Solution

The fourth proportional to 26,105,851.80, 36,023,966.45 and 15,093,311.20 is: 20,827,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105,851.80 : 36,023,966.45 = 15,093,311.20 : x
  2. Step 2: Convert to fraction form
    26,105,851.80/36,023,966.45 = 15,093,311.20/x
  3. Step 3: Cross multiply
    26,105,851.80x = 36,023,966.45 × 15,093,311.20
  4. Step 4: Simplify right side
    26,105,851.80x = 543,720,936,410,217.50
  5. Step 5: Solve for x
    x = 543,720,936,410,217.50/26,105,851.80
  6. Step 6: Final answer
    x = 20,827,550.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.