Home / 12,067,701.30-18,101,551.95-8,241,326.10

Finding the Fourth Proportional to 12,067,701.30, 18,101,551.95 and 8,241,326.10

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Solution

The fourth proportional to 12,067,701.30, 18,101,551.95 and 8,241,326.10 is: 12,361,989.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,701.30 : 18,101,551.95 = 8,241,326.10 : x
  2. Step 2: Convert to fraction form
    12,067,701.30/18,101,551.95 = 8,241,326.10/x
  3. Step 3: Cross multiply
    12,067,701.30x = 18,101,551.95 × 8,241,326.10
  4. Step 4: Simplify right side
    12,067,701.30x = 149,180,792,536,040.88
  5. Step 5: Solve for x
    x = 149,180,792,536,040.88/12,067,701.30
  6. Step 6: Final answer
    x = 12,361,989.15

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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.