Home / 5,117,906.24-7,678,436.16-3,681,834.56

Finding the Fourth Proportional to 5,117,906.24, 7,678,436.16 and 3,681,834.56

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Solution

The fourth proportional to 5,117,906.24, 7,678,436.16 and 3,681,834.56 is: 5,523,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117,906.24 : 7,678,436.16 = 3,681,834.56 : x
  2. Step 2: Convert to fraction form
    5,117,906.24/7,678,436.16 = 3,681,834.56/x
  3. Step 3: Cross multiply
    5,117,906.24x = 7,678,436.16 × 3,681,834.56
  4. Step 4: Simplify right side
    5,117,906.24x = 28,270,731,620,641.69
  5. Step 5: Solve for x
    x = 28,270,731,620,641.69/5,117,906.24
  6. Step 6: Final answer
    x = 5,523,886.19

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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.