Home / 9,264,448.11-12,784,939.61-5,134,745.87

Finding the Fourth Proportional to 9,264,448.11, 12,784,939.61 and 5,134,745.87

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Solution

The fourth proportional to 9,264,448.11, 12,784,939.61 and 5,134,745.87 is: 7,085,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264,448.11 : 12,784,939.61 = 5,134,745.87 : x
  2. Step 2: Convert to fraction form
    9,264,448.11/12,784,939.61 = 5,134,745.87/x
  3. Step 3: Cross multiply
    9,264,448.11x = 12,784,939.61 × 5,134,745.87
  4. Step 4: Simplify right side
    9,264,448.11x = 65,647,415,803,010.83
  5. Step 5: Solve for x
    x = 65,647,415,803,010.83/9,264,448.11
  6. Step 6: Final answer
    x = 7,085,949.97

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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.