Home / 18,530,867.70-27,796,301.55-5,067,695.70

Finding the Fourth Proportional to 18,530,867.70, 27,796,301.55 and 5,067,695.70

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Solution

The fourth proportional to 18,530,867.70, 27,796,301.55 and 5,067,695.70 is: 7,601,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530,867.70 : 27,796,301.55 = 5,067,695.70 : x
  2. Step 2: Convert to fraction form
    18,530,867.70/27,796,301.55 = 5,067,695.70/x
  3. Step 3: Cross multiply
    18,530,867.70x = 27,796,301.55 × 5,067,695.70
  4. Step 4: Simplify right side
    18,530,867.70x = 140,863,197,840,838.34
  5. Step 5: Solve for x
    x = 140,863,197,840,838.34/18,530,867.70
  6. Step 6: Final answer
    x = 7,601,543.55

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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.