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Finding the Fourth Proportional to 22,019,794.20, 33,029,691.30 and 9,895,066.20

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Solution

The fourth proportional to 22,019,794.20, 33,029,691.30 and 9,895,066.20 is: 14,842,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019,794.20 : 33,029,691.30 = 9,895,066.20 : x
  2. Step 2: Convert to fraction form
    22,019,794.20/33,029,691.30 = 9,895,066.20/x
  3. Step 3: Cross multiply
    22,019,794.20x = 33,029,691.30 × 9,895,066.20
  4. Step 4: Simplify right side
    22,019,794.20x = 326,830,981,979,064.06
  5. Step 5: Solve for x
    x = 326,830,981,979,064.06/22,019,794.20
  6. Step 6: Final answer
    x = 14,842,599.30

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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.