Home / 8,338,078.80-12,488,455.80-6,845,086.80

Finding the Fourth Proportional to 8,338,078.80, 12,488,455.80 and 6,845,086.80

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Solution

The fourth proportional to 8,338,078.80, 12,488,455.80 and 6,845,086.80 is: 10,252,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,078.80 : 12,488,455.80 = 6,845,086.80 : x
  2. Step 2: Convert to fraction form
    8,338,078.80/12,488,455.80 = 6,845,086.80/x
  3. Step 3: Cross multiply
    8,338,078.80x = 12,488,455.80 × 6,845,086.80
  4. Step 4: Simplify right side
    8,338,078.80x = 85,484,563,948,963.44
  5. Step 5: Solve for x
    x = 85,484,563,948,963.44/8,338,078.80
  6. Step 6: Final answer
    x = 10,252,309.43

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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.