Home / 3,754,381.52-5,181,065.16-3,618,768.08

Finding the Fourth Proportional to 3,754,381.52, 5,181,065.16 and 3,618,768.08

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Solution

The fourth proportional to 3,754,381.52, 5,181,065.16 and 3,618,768.08 is: 4,993,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,381.52 : 5,181,065.16 = 3,618,768.08 : x
  2. Step 2: Convert to fraction form
    3,754,381.52/5,181,065.16 = 3,618,768.08/x
  3. Step 3: Cross multiply
    3,754,381.52x = 5,181,065.16 × 3,618,768.08
  4. Step 4: Simplify right side
    3,754,381.52x = 18,749,073,221,408.09
  5. Step 5: Solve for x
    x = 18,749,073,221,408.09/3,754,381.52
  6. Step 6: Final answer
    x = 4,993,917.94

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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.