Home / 12,084,626.04-18,126,761.37-2,986,724.40

Finding the Fourth Proportional to 12,084,626.04, 18,126,761.37 and 2,986,724.40

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Solution

The fourth proportional to 12,084,626.04, 18,126,761.37 and 2,986,724.40 is: 4,480,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,626.04 : 18,126,761.37 = 2,986,724.40 : x
  2. Step 2: Convert to fraction form
    12,084,626.04/18,126,761.37 = 2,986,724.40/x
  3. Step 3: Cross multiply
    12,084,626.04x = 18,126,761.37 × 2,986,724.40
  4. Step 4: Simplify right side
    12,084,626.04x = 54,139,640,476,756.43
  5. Step 5: Solve for x
    x = 54,139,640,476,756.43/12,084,626.04
  6. Step 6: Final answer
    x = 4,480,042.68

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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.