Home / 12,504,369.65-18,753,930.05-3,526,822.13

Finding the Fourth Proportional to 12,504,369.65, 18,753,930.05 and 3,526,822.13

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Solution

The fourth proportional to 12,504,369.65, 18,753,930.05 and 3,526,822.13 is: 5,289,492.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,369.65 : 18,753,930.05 = 3,526,822.13 : x
  2. Step 2: Convert to fraction form
    12,504,369.65/18,753,930.05 = 3,526,822.13/x
  3. Step 3: Cross multiply
    12,504,369.65x = 18,753,930.05 × 3,526,822.13
  4. Step 4: Simplify right side
    12,504,369.65x = 66,141,775,413,408.25
  5. Step 5: Solve for x
    x = 66,141,775,413,408.25/12,504,369.65
  6. Step 6: Final answer
    x = 5,289,492.98

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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.