Home / 16,692,394.57-23,086,218.43-14,972,887.69

Finding the Fourth Proportional to 16,692,394.57, 23,086,218.43 and 14,972,887.69

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Solution

The fourth proportional to 16,692,394.57, 23,086,218.43 and 14,972,887.69 is: 20,708,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692,394.57 : 23,086,218.43 = 14,972,887.69 : x
  2. Step 2: Convert to fraction form
    16,692,394.57/23,086,218.43 = 14,972,887.69/x
  3. Step 3: Cross multiply
    16,692,394.57x = 23,086,218.43 × 14,972,887.69
  4. Step 4: Simplify right side
    16,692,394.57x = 345,667,355,700,198.69
  5. Step 5: Solve for x
    x = 345,667,355,700,198.69/16,692,394.57
  6. Step 6: Final answer
    x = 20,708,074.82

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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.