Home / 8,258,632.80-12,363,454.80-6,138,117.60

Finding the Fourth Proportional to 8,258,632.80, 12,363,454.80 and 6,138,117.60

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Solution

The fourth proportional to 8,258,632.80, 12,363,454.80 and 6,138,117.60 is: 9,188,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,632.80 : 12,363,454.80 = 6,138,117.60 : x
  2. Step 2: Convert to fraction form
    8,258,632.80/12,363,454.80 = 6,138,117.60/x
  3. Step 3: Cross multiply
    8,258,632.80x = 12,363,454.80 × 6,138,117.60
  4. Step 4: Simplify right side
    8,258,632.80x = 75,888,339,504,684.48
  5. Step 5: Solve for x
    x = 75,888,339,504,684.48/8,258,632.80
  6. Step 6: Final answer
    x = 9,188,971.27

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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.