Home / 15,764,899.24-21,753,712.26-8,888,971.56

Finding the Fourth Proportional to 15,764,899.24, 21,753,712.26 and 8,888,971.56

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Solution

The fourth proportional to 15,764,899.24, 21,753,712.26 and 8,888,971.56 is: 12,265,738.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764,899.24 : 21,753,712.26 = 8,888,971.56 : x
  2. Step 2: Convert to fraction form
    15,764,899.24/21,753,712.26 = 8,888,971.56/x
  3. Step 3: Cross multiply
    15,764,899.24x = 21,753,712.26 × 8,888,971.56
  4. Step 4: Simplify right side
    15,764,899.24x = 193,368,129,603,563.34
  5. Step 5: Solve for x
    x = 193,368,129,603,563.34/15,764,899.24
  6. Step 6: Final answer
    x = 12,265,738.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.