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Finding the Fourth Proportional to 12,902,717.91, 19,354,496.03 and 3,804,052.53

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Solution

The fourth proportional to 12,902,717.91, 19,354,496.03 and 3,804,052.53 is: 5,706,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902,717.91 : 19,354,496.03 = 3,804,052.53 : x
  2. Step 2: Convert to fraction form
    12,902,717.91/19,354,496.03 = 3,804,052.53/x
  3. Step 3: Cross multiply
    12,902,717.91x = 19,354,496.03 × 3,804,052.53
  4. Step 4: Simplify right side
    12,902,717.91x = 73,625,519,570,776.19
  5. Step 5: Solve for x
    x = 73,625,519,570,776.19/12,902,717.91
  6. Step 6: Final answer
    x = 5,706,202.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.