Home / 6,442,450.50-8,890,355.07-3,541,820.34

Finding the Fourth Proportional to 6,442,450.50, 8,890,355.07 and 3,541,820.34

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Solution

The fourth proportional to 6,442,450.50, 8,890,355.07 and 3,541,820.34 is: 4,887,587.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,450.50 : 8,890,355.07 = 3,541,820.34 : x
  2. Step 2: Convert to fraction form
    6,442,450.50/8,890,355.07 = 3,541,820.34/x
  3. Step 3: Cross multiply
    6,442,450.50x = 8,890,355.07 × 3,541,820.34
  4. Step 4: Simplify right side
    6,442,450.50x = 31,488,040,416,748.12
  5. Step 5: Solve for x
    x = 31,488,040,416,748.12/6,442,450.50
  6. Step 6: Final answer
    x = 4,887,587.48

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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.