Home / 12,245,275.22-18,370,570.10-3,725,390.25

Finding the Fourth Proportional to 12,245,275.22, 18,370,570.10 and 3,725,390.25

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Solution

The fourth proportional to 12,245,275.22, 18,370,570.10 and 3,725,390.25 is: 5,588,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245,275.22 : 18,370,570.10 = 3,725,390.25 : x
  2. Step 2: Convert to fraction form
    12,245,275.22/18,370,570.10 = 3,725,390.25/x
  3. Step 3: Cross multiply
    12,245,275.22x = 18,370,570.10 × 3,725,390.25
  4. Step 4: Simplify right side
    12,245,275.22x = 68,437,542,718,854.57
  5. Step 5: Solve for x
    x = 68,437,542,718,854.57/12,245,275.22
  6. Step 6: Final answer
    x = 5,588,893.80

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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.