Home / 8,487,517.16-11,712,923.22-4,620,149.48

Finding the Fourth Proportional to 8,487,517.16, 11,712,923.22 and 4,620,149.48

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Solution

The fourth proportional to 8,487,517.16, 11,712,923.22 and 4,620,149.48 is: 6,375,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,517.16 : 11,712,923.22 = 4,620,149.48 : x
  2. Step 2: Convert to fraction form
    8,487,517.16/11,712,923.22 = 4,620,149.48/x
  3. Step 3: Cross multiply
    8,487,517.16x = 11,712,923.22 × 4,620,149.48
  4. Step 4: Simplify right side
    8,487,517.16x = 54,115,456,124,162.94
  5. Step 5: Solve for x
    x = 54,115,456,124,162.94/8,487,517.16
  6. Step 6: Final answer
    x = 6,375,887.68

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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.