Home / 6,338,821.88-8,747,509.89-3,438,150.44

Finding the Fourth Proportional to 6,338,821.88, 8,747,509.89 and 3,438,150.44

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Solution

The fourth proportional to 6,338,821.88, 8,747,509.89 and 3,438,150.44 is: 4,744,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338,821.88 : 8,747,509.89 = 3,438,150.44 : x
  2. Step 2: Convert to fraction form
    6,338,821.88/8,747,509.89 = 3,438,150.44/x
  3. Step 3: Cross multiply
    6,338,821.88x = 8,747,509.89 × 3,438,150.44
  4. Step 4: Simplify right side
    6,338,821.88x = 30,075,254,977,207.85
  5. Step 5: Solve for x
    x = 30,075,254,977,207.85/6,338,821.88
  6. Step 6: Final answer
    x = 4,744,612.73

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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.