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Finding the Fourth Proportional to 22,644,104.80, 33,968,230.80 and 9,178,146.40

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Solution

The fourth proportional to 22,644,104.80, 33,968,230.80 and 9,178,146.40 is: 13,768,060.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,644,104.80 : 33,968,230.80 = 9,178,146.40 : x
  2. Step 2: Convert to fraction form
    22,644,104.80/33,968,230.80 = 9,178,146.40/x
  3. Step 3: Cross multiply
    22,644,104.80x = 33,968,230.80 × 9,178,146.40
  4. Step 4: Simplify right side
    22,644,104.80x = 311,765,395,231,389.12
  5. Step 5: Solve for x
    x = 311,765,395,231,389.12/22,644,104.80
  6. Step 6: Final answer
    x = 13,768,060.08

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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.