Home / 8,431,168.80-12,648,075.20-2,750,081.44

Finding the Fourth Proportional to 8,431,168.80, 12,648,075.20 and 2,750,081.44

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Solution

The fourth proportional to 8,431,168.80, 12,648,075.20 and 2,750,081.44 is: 4,125,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,168.80 : 12,648,075.20 = 2,750,081.44 : x
  2. Step 2: Convert to fraction form
    8,431,168.80/12,648,075.20 = 2,750,081.44/x
  3. Step 3: Cross multiply
    8,431,168.80x = 12,648,075.20 × 2,750,081.44
  4. Step 4: Simplify right side
    8,431,168.80x = 34,783,236,859,244.29
  5. Step 5: Solve for x
    x = 34,783,236,859,244.29/8,431,168.80
  6. Step 6: Final answer
    x = 4,125,553.37

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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.