Home / 5,278,623.60-7,921,916.04-3,862,333.68

Finding the Fourth Proportional to 5,278,623.60, 7,921,916.04 and 3,862,333.68

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Solution

The fourth proportional to 5,278,623.60, 7,921,916.04 and 3,862,333.68 is: 5,796,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,623.60 : 7,921,916.04 = 3,862,333.68 : x
  2. Step 2: Convert to fraction form
    5,278,623.60/7,921,916.04 = 3,862,333.68/x
  3. Step 3: Cross multiply
    5,278,623.60x = 7,921,916.04 × 3,862,333.68
  4. Step 4: Simplify right side
    5,278,623.60x = 30,597,083,131,424.23
  5. Step 5: Solve for x
    x = 30,597,083,131,424.23/5,278,623.60
  6. Step 6: Final answer
    x = 5,796,413.13

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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.