Home / 12,187,798.38-16,819,164.19-6,755,290.38

Finding the Fourth Proportional to 12,187,798.38, 16,819,164.19 and 6,755,290.38

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Solution

The fourth proportional to 12,187,798.38, 16,819,164.19 and 6,755,290.38 is: 9,322,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187,798.38 : 16,819,164.19 = 6,755,290.38 : x
  2. Step 2: Convert to fraction form
    12,187,798.38/16,819,164.19 = 6,755,290.38/x
  3. Step 3: Cross multiply
    12,187,798.38x = 16,819,164.19 × 6,755,290.38
  4. Step 4: Simplify right side
    12,187,798.38x = 113,618,338,052,347.50
  5. Step 5: Solve for x
    x = 113,618,338,052,347.50/12,187,798.38
  6. Step 6: Final answer
    x = 9,322,302.07

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1.5x scale

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.