Home / 19,538,603.80-26,945,629.29-12,197,118.17

Finding the Fourth Proportional to 19,538,603.80, 26,945,629.29 and 12,197,118.17

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Solution

The fourth proportional to 19,538,603.80, 26,945,629.29 and 12,197,118.17 is: 16,821,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,538,603.80 : 26,945,629.29 = 12,197,118.17 : x
  2. Step 2: Convert to fraction form
    19,538,603.80/26,945,629.29 = 12,197,118.17/x
  3. Step 3: Cross multiply
    19,538,603.80x = 26,945,629.29 × 12,197,118.17
  4. Step 4: Simplify right side
    19,538,603.80x = 328,659,024,682,507.25
  5. Step 5: Solve for x
    x = 328,659,024,682,507.25/19,538,603.80
  6. Step 6: Final answer
    x = 16,821,008.71

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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.