Home / 11,976,304.80-17,967,081.60-5,913,940.80

Finding the Fourth Proportional to 11,976,304.80, 17,967,081.60 and 5,913,940.80

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Solution

The fourth proportional to 11,976,304.80, 17,967,081.60 and 5,913,940.80 is: 8,872,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,304.80 : 17,967,081.60 = 5,913,940.80 : x
  2. Step 2: Convert to fraction form
    11,976,304.80/17,967,081.60 = 5,913,940.80/x
  3. Step 3: Cross multiply
    11,976,304.80x = 17,967,081.60 × 5,913,940.80
  4. Step 4: Simplify right side
    11,976,304.80x = 106,256,256,931,169.28
  5. Step 5: Solve for x
    x = 106,256,256,931,169.28/11,976,304.80
  6. Step 6: Final answer
    x = 8,872,207.14

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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.