Home / 6,121,402.30-9,171,605.85-2,919,634.30

Finding the Fourth Proportional to 6,121,402.30, 9,171,605.85 and 2,919,634.30

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Solution

The fourth proportional to 6,121,402.30, 9,171,605.85 and 2,919,634.30 is: 4,374,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,402.30 : 9,171,605.85 = 2,919,634.30 : x
  2. Step 2: Convert to fraction form
    6,121,402.30/9,171,605.85 = 2,919,634.30/x
  3. Step 3: Cross multiply
    6,121,402.30x = 9,171,605.85 × 2,919,634.30
  4. Step 4: Simplify right side
    6,121,402.30x = 26,777,735,025,740.65
  5. Step 5: Solve for x
    x = 26,777,735,025,740.65/6,121,402.30
  6. Step 6: Final answer
    x = 4,374,444.57

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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.