Home / 9,587,891.60-13,231,211.78-5,236,980.65

Finding the Fourth Proportional to 9,587,891.60, 13,231,211.78 and 5,236,980.65

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Solution

The fourth proportional to 9,587,891.60, 13,231,211.78 and 5,236,980.65 is: 7,226,990.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587,891.60 : 13,231,211.78 = 5,236,980.65 : x
  2. Step 2: Convert to fraction form
    9,587,891.60/13,231,211.78 = 5,236,980.65/x
  3. Step 3: Cross multiply
    9,587,891.60x = 13,231,211.78 × 5,236,980.65
  4. Step 4: Simplify right side
    9,587,891.60x = 69,291,600,067,912.05
  5. Step 5: Solve for x
    x = 69,291,600,067,912.05/9,587,891.60
  6. Step 6: Final answer
    x = 7,226,990.35

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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.