Home / 27,804,921.10-41,707,381.65-18,711,375.10

Finding the Fourth Proportional to 27,804,921.10, 41,707,381.65 and 18,711,375.10

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Solution

The fourth proportional to 27,804,921.10, 41,707,381.65 and 18,711,375.10 is: 28,067,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804,921.10 : 41,707,381.65 = 18,711,375.10 : x
  2. Step 2: Convert to fraction form
    27,804,921.10/41,707,381.65 = 18,711,375.10/x
  3. Step 3: Cross multiply
    27,804,921.10x = 41,707,381.65 × 18,711,375.10
  4. Step 4: Simplify right side
    27,804,921.10x = 780,402,462,492,007
  5. Step 5: Solve for x
    x = 780,402,462,492,007/27,804,921.10
  6. Step 6: Final answer
    x = 28,067,062.65

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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.