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Finding the Fourth Proportional to 29,863,992.80, 44,804,283.60 and 12,832,824.80

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Solution

The fourth proportional to 29,863,992.80, 44,804,283.60 and 12,832,824.80 is: 19,252,801.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,863,992.80 : 44,804,283.60 = 12,832,824.80 : x
  2. Step 2: Convert to fraction form
    29,863,992.80/44,804,283.60 = 12,832,824.80/x
  3. Step 3: Cross multiply
    29,863,992.80x = 44,804,283.60 × 12,832,824.80
  4. Step 4: Simplify right side
    29,863,992.80x = 574,965,521,728,313.38
  5. Step 5: Solve for x
    x = 574,965,521,728,313.38/29,863,992.80
  6. Step 6: Final answer
    x = 19,252,801.38

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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.