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Finding the Fourth Proportional to 36,281,067.84, 50,067,870.84 and 19,983,543.84

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Solution

The fourth proportional to 36,281,067.84, 50,067,870.84 and 19,983,543.84 is: 27,577,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281,067.84 : 50,067,870.84 = 19,983,543.84 : x
  2. Step 2: Convert to fraction form
    36,281,067.84/50,067,870.84 = 19,983,543.84/x
  3. Step 3: Cross multiply
    36,281,067.84x = 50,067,870.84 × 19,983,543.84
  4. Step 4: Simplify right side
    36,281,067.84x = 1,000,533,491,906,597.75
  5. Step 5: Solve for x
    x = 1,000,533,491,906,597.75/36,281,067.84
  6. Step 6: Final answer
    x = 27,577,288.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.