Home / 15,821,529-23,718,218.94-5,721,904.68

Finding the Fourth Proportional to 15,821,529, 23,718,218.94 and 5,721,904.68

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Solution

The fourth proportional to 15,821,529, 23,718,218.94 and 5,721,904.68 is: 8,577,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821,529 : 23,718,218.94 = 5,721,904.68 : x
  2. Step 2: Convert to fraction form
    15,821,529/23,718,218.94 = 5,721,904.68/x
  3. Step 3: Cross multiply
    15,821,529x = 23,718,218.94 × 5,721,904.68
  4. Step 4: Simplify right side
    15,821,529x = 135,713,387,954,050.64
  5. Step 5: Solve for x
    x = 135,713,387,954,050.64/15,821,529
  6. Step 6: Final answer
    x = 8,577,766.91

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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.