Home / 12,187,798.13-16,819,163.85-6,755,290.13

Finding the Fourth Proportional to 12,187,798.13, 16,819,163.85 and 6,755,290.13

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Solution

The fourth proportional to 12,187,798.13, 16,819,163.85 and 6,755,290.13 is: 9,322,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187,798.13 : 16,819,163.85 = 6,755,290.13 : x
  2. Step 2: Convert to fraction form
    12,187,798.13/16,819,163.85 = 6,755,290.13/x
  3. Step 3: Cross multiply
    12,187,798.13x = 16,819,163.85 × 6,755,290.13
  4. Step 4: Simplify right side
    12,187,798.13x = 113,618,331,466,661.98
  5. Step 5: Solve for x
    x = 113,618,331,466,661.98/12,187,798.13
  6. Step 6: Final answer
    x = 9,322,301.72

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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.