Home / 12,296,511.20-18,444,766.80-8,265,432.80

Finding the Fourth Proportional to 12,296,511.20, 18,444,766.80 and 8,265,432.80

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Solution

The fourth proportional to 12,296,511.20, 18,444,766.80 and 8,265,432.80 is: 12,398,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,511.20 : 18,444,766.80 = 8,265,432.80 : x
  2. Step 2: Convert to fraction form
    12,296,511.20/18,444,766.80 = 8,265,432.80/x
  3. Step 3: Cross multiply
    12,296,511.20x = 18,444,766.80 × 8,265,432.80
  4. Step 4: Simplify right side
    12,296,511.20x = 152,453,980,497,071.03
  5. Step 5: Solve for x
    x = 152,453,980,497,071.03/12,296,511.20
  6. Step 6: Final answer
    x = 12,398,149.20

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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.