Home / 20,250,406.96-27,945,635.66-10,957,977.12

Finding the Fourth Proportional to 20,250,406.96, 27,945,635.66 and 10,957,977.12

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Solution

The fourth proportional to 20,250,406.96, 27,945,635.66 and 10,957,977.12 is: 15,122,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250,406.96 : 27,945,635.66 = 10,957,977.12 : x
  2. Step 2: Convert to fraction form
    20,250,406.96/27,945,635.66 = 10,957,977.12/x
  3. Step 3: Cross multiply
    20,250,406.96x = 27,945,635.66 × 10,957,977.12
  4. Step 4: Simplify right side
    20,250,406.96x = 306,227,636,161,679.12
  5. Step 5: Solve for x
    x = 306,227,636,161,679.12/20,250,406.96
  6. Step 6: Final answer
    x = 15,122,048.50

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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.