Home / 9,259,696.28-12,779,165.88-5,131,022.54

Finding the Fourth Proportional to 9,259,696.28, 12,779,165.88 and 5,131,022.54

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Solution

The fourth proportional to 9,259,696.28, 12,779,165.88 and 5,131,022.54 is: 7,081,246.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,696.28 : 12,779,165.88 = 5,131,022.54 : x
  2. Step 2: Convert to fraction form
    9,259,696.28/12,779,165.88 = 5,131,022.54/x
  3. Step 3: Cross multiply
    9,259,696.28x = 12,779,165.88 × 5,131,022.54
  4. Step 4: Simplify right side
    9,259,696.28x = 65,570,188,204,626.86
  5. Step 5: Solve for x
    x = 65,570,188,204,626.86/9,259,696.28
  6. Step 6: Final answer
    x = 7,081,246.11

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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.