Home / 6,488,631.80-9,722,450.10-4,088,180.60

Finding the Fourth Proportional to 6,488,631.80, 9,722,450.10 and 4,088,180.60

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Solution

The fourth proportional to 6,488,631.80, 9,722,450.10 and 4,088,180.60 is: 6,125,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,631.80 : 9,722,450.10 = 4,088,180.60 : x
  2. Step 2: Convert to fraction form
    6,488,631.80/9,722,450.10 = 4,088,180.60/x
  3. Step 3: Cross multiply
    6,488,631.80x = 9,722,450.10 × 4,088,180.60
  4. Step 4: Simplify right side
    6,488,631.80x = 39,747,131,883,288.06
  5. Step 5: Solve for x
    x = 39,747,131,883,288.06/6,488,631.80
  6. Step 6: Final answer
    x = 6,125,656.86

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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.