Home / 9,659,969.40-14,489,850.78-2,471,446.20

Finding the Fourth Proportional to 9,659,969.40, 14,489,850.78 and 2,471,446.20

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Solution

The fourth proportional to 9,659,969.40, 14,489,850.78 and 2,471,446.20 is: 3,707,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,969.40 : 14,489,850.78 = 2,471,446.20 : x
  2. Step 2: Convert to fraction form
    9,659,969.40/14,489,850.78 = 2,471,446.20/x
  3. Step 3: Cross multiply
    9,659,969.40x = 14,489,850.78 × 2,471,446.20
  4. Step 4: Simplify right side
    9,659,969.40x = 35,810,886,648,798.04
  5. Step 5: Solve for x
    x = 35,810,886,648,798.04/9,659,969.40
  6. Step 6: Final answer
    x = 3,707,142.87

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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.