Home / 12,295,984.40-18,443,976.60-6,324,016.40

Finding the Fourth Proportional to 12,295,984.40, 18,443,976.60 and 6,324,016.40

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Solution

The fourth proportional to 12,295,984.40, 18,443,976.60 and 6,324,016.40 is: 9,486,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,984.40 : 18,443,976.60 = 6,324,016.40 : x
  2. Step 2: Convert to fraction form
    12,295,984.40/18,443,976.60 = 6,324,016.40/x
  3. Step 3: Cross multiply
    12,295,984.40x = 18,443,976.60 × 6,324,016.40
  4. Step 4: Simplify right side
    12,295,984.40x = 116,640,010,499,616.25
  5. Step 5: Solve for x
    x = 116,640,010,499,616.25/12,295,984.40
  6. Step 6: Final answer
    x = 9,486,024.60

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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.