Home / 16,520,542.98-22,798,729.01-9,078,667.66

Finding the Fourth Proportional to 16,520,542.98, 22,798,729.01 and 9,078,667.66

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Solution

The fourth proportional to 16,520,542.98, 22,798,729.01 and 9,078,667.66 is: 12,528,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520,542.98 : 22,798,729.01 = 9,078,667.66 : x
  2. Step 2: Convert to fraction form
    16,520,542.98/22,798,729.01 = 9,078,667.66/x
  3. Step 3: Cross multiply
    16,520,542.98x = 22,798,729.01 × 9,078,667.66
  4. Step 4: Simplify right side
    16,520,542.98x = 206,982,083,752,190.84
  5. Step 5: Solve for x
    x = 206,982,083,752,190.84/16,520,542.98
  6. Step 6: Final answer
    x = 12,528,770.03

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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.