Home / 21,922,313.73-30,252,570.17-12,132,776.85

Finding the Fourth Proportional to 21,922,313.73, 30,252,570.17 and 12,132,776.85

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Solution

The fourth proportional to 21,922,313.73, 30,252,570.17 and 12,132,776.85 is: 16,743,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922,313.73 : 30,252,570.17 = 12,132,776.85 : x
  2. Step 2: Convert to fraction form
    21,922,313.73/30,252,570.17 = 12,132,776.85/x
  3. Step 3: Cross multiply
    21,922,313.73x = 30,252,570.17 × 12,132,776.85
  4. Step 4: Simplify right side
    21,922,313.73x = 367,047,682,950,912.69
  5. Step 5: Solve for x
    x = 367,047,682,950,912.69/21,922,313.73
  6. Step 6: Final answer
    x = 16,743,108.76

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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.