Home / 10,479,287.12-15,721,275.08-3,193,317.10

Finding the Fourth Proportional to 10,479,287.12, 15,721,275.08 and 3,193,317.10

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Solution

The fourth proportional to 10,479,287.12, 15,721,275.08 and 3,193,317.10 is: 4,790,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479,287.12 : 15,721,275.08 = 3,193,317.10 : x
  2. Step 2: Convert to fraction form
    10,479,287.12/15,721,275.08 = 3,193,317.10/x
  3. Step 3: Cross multiply
    10,479,287.12x = 15,721,275.08 × 3,193,317.10
  4. Step 4: Simplify right side
    10,479,287.12x = 50,203,016,546,767.87
  5. Step 5: Solve for x
    x = 50,203,016,546,767.87/10,479,287.12
  6. Step 6: Final answer
    x = 4,790,690.05

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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.