Home / 11,963,325.20-17,944,987.80-11,160,258.80

Finding the Fourth Proportional to 11,963,325.20, 17,944,987.80 and 11,160,258.80

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Solution

The fourth proportional to 11,963,325.20, 17,944,987.80 and 11,160,258.80 is: 16,740,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963,325.20 : 17,944,987.80 = 11,160,258.80 : x
  2. Step 2: Convert to fraction form
    11,963,325.20/17,944,987.80 = 11,160,258.80/x
  3. Step 3: Cross multiply
    11,963,325.20x = 17,944,987.80 × 11,160,258.80
  4. Step 4: Simplify right side
    11,963,325.20x = 200,270,708,010,842.66
  5. Step 5: Solve for x
    x = 200,270,708,010,842.66/11,963,325.20
  6. Step 6: Final answer
    x = 16,740,388.20

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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.