Home / 27,804,987.60-41,707,481.40-18,711,441.60

Finding the Fourth Proportional to 27,804,987.60, 41,707,481.40 and 18,711,441.60

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Solution

The fourth proportional to 27,804,987.60, 41,707,481.40 and 18,711,441.60 is: 28,067,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804,987.60 : 41,707,481.40 = 18,711,441.60 : x
  2. Step 2: Convert to fraction form
    27,804,987.60/41,707,481.40 = 18,711,441.60/x
  3. Step 3: Cross multiply
    27,804,987.60x = 41,707,481.40 × 18,711,441.60
  4. Step 4: Simplify right side
    27,804,987.60x = 780,407,102,499,186.25
  5. Step 5: Solve for x
    x = 780,407,102,499,186.25/27,804,987.60
  6. Step 6: Final answer
    x = 28,067,162.40

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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.