Home / 6,519,890.30-9,781,147.65-2,259,176.90

Finding the Fourth Proportional to 6,519,890.30, 9,781,147.65 and 2,259,176.90

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Solution

The fourth proportional to 6,519,890.30, 9,781,147.65 and 2,259,176.90 is: 3,389,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,890.30 : 9,781,147.65 = 2,259,176.90 : x
  2. Step 2: Convert to fraction form
    6,519,890.30/9,781,147.65 = 2,259,176.90/x
  3. Step 3: Cross multiply
    6,519,890.30x = 9,781,147.65 × 2,259,176.90
  4. Step 4: Simplify right side
    6,519,890.30x = 22,097,342,826,369.29
  5. Step 5: Solve for x
    x = 22,097,342,826,369.29/6,519,890.30
  6. Step 6: Final answer
    x = 3,389,220.03

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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.