Home / 8,646,269.20-11,932,469.28-4,778,707.12

Finding the Fourth Proportional to 8,646,269.20, 11,932,469.28 and 4,778,707.12

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Solution

The fourth proportional to 8,646,269.20, 11,932,469.28 and 4,778,707.12 is: 6,594,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646,269.20 : 11,932,469.28 = 4,778,707.12 : x
  2. Step 2: Convert to fraction form
    8,646,269.20/11,932,469.28 = 4,778,707.12/x
  3. Step 3: Cross multiply
    8,646,269.20x = 11,932,469.28 × 4,778,707.12
  4. Step 4: Simplify right side
    8,646,269.20x = 57,021,775,907,517.27
  5. Step 5: Solve for x
    x = 57,021,775,907,517.27/8,646,269.20
  6. Step 6: Final answer
    x = 6,594,957.27

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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.