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Finding the Fourth Proportional to 22,333,246.80, 33,503,806.80 and 7,964,656.80

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Solution

The fourth proportional to 22,333,246.80, 33,503,806.80 and 7,964,656.80 is: 11,948,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,333,246.80 : 33,503,806.80 = 7,964,656.80 : x
  2. Step 2: Convert to fraction form
    22,333,246.80/33,503,806.80 = 7,964,656.80/x
  3. Step 3: Cross multiply
    22,333,246.80x = 33,503,806.80 × 7,964,656.80
  4. Step 4: Simplify right side
    22,333,246.80x = 266,846,322,655,506.25
  5. Step 5: Solve for x
    x = 266,846,322,655,506.25/22,333,246.80
  6. Step 6: Final answer
    x = 11,948,389.10

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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.