Home / 9,332,772.60-12,879,223.26-5,040,420.60

Finding the Fourth Proportional to 9,332,772.60, 12,879,223.26 and 5,040,420.60

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Solution

The fourth proportional to 9,332,772.60, 12,879,223.26 and 5,040,420.60 is: 6,955,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332,772.60 : 12,879,223.26 = 5,040,420.60 : x
  2. Step 2: Convert to fraction form
    9,332,772.60/12,879,223.26 = 5,040,420.60/x
  3. Step 3: Cross multiply
    9,332,772.60x = 12,879,223.26 × 5,040,420.60
  4. Step 4: Simplify right side
    9,332,772.60x = 64,916,702,231,703.15
  5. Step 5: Solve for x
    x = 64,916,702,231,703.15/9,332,772.60
  6. Step 6: Final answer
    x = 6,955,778.85

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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.