Home / 9,404,589.16-12,978,475.24-5,275,535.59

Finding the Fourth Proportional to 9,404,589.16, 12,978,475.24 and 5,275,535.59

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Solution

The fourth proportional to 9,404,589.16, 12,978,475.24 and 5,275,535.59 is: 7,280,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,404,589.16 : 12,978,475.24 = 5,275,535.59 : x
  2. Step 2: Convert to fraction form
    9,404,589.16/12,978,475.24 = 5,275,535.59/x
  3. Step 3: Cross multiply
    9,404,589.16x = 12,978,475.24 × 5,275,535.59
  4. Step 4: Simplify right side
    9,404,589.16x = 68,468,407,967,661.41
  5. Step 5: Solve for x
    x = 68,468,407,967,661.41/9,404,589.16
  6. Step 6: Final answer
    x = 7,280,318.88

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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.