Home / 30,422,561.92-45,635,504.96-7,703,656

Finding the Fourth Proportional to 30,422,561.92, 45,635,504.96 and 7,703,656

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Solution

The fourth proportional to 30,422,561.92, 45,635,504.96 and 7,703,656 is: 11,555,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,422,561.92 : 45,635,504.96 = 7,703,656 : x
  2. Step 2: Convert to fraction form
    30,422,561.92/45,635,504.96 = 7,703,656/x
  3. Step 3: Cross multiply
    30,422,561.92x = 45,635,504.96 × 7,703,656
  4. Step 4: Simplify right side
    30,422,561.92x = 351,560,231,598,133.75
  5. Step 5: Solve for x
    x = 351,560,231,598,133.75/30,422,561.92
  6. Step 6: Final answer
    x = 11,555,904.87

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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.