Home / 3,665,035.80-5,508,051.30-3,203,141.40

Finding the Fourth Proportional to 3,665,035.80, 5,508,051.30 and 3,203,141.40

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Solution

The fourth proportional to 3,665,035.80, 5,508,051.30 and 3,203,141.40 is: 4,813,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665,035.80 : 5,508,051.30 = 3,203,141.40 : x
  2. Step 2: Convert to fraction form
    3,665,035.80/5,508,051.30 = 3,203,141.40/x
  3. Step 3: Cross multiply
    3,665,035.80x = 5,508,051.30 × 3,203,141.40
  4. Step 4: Simplify right side
    3,665,035.80x = 17,643,067,152,353.82
  5. Step 5: Solve for x
    x = 17,643,067,152,353.82/3,665,035.80
  6. Step 6: Final answer
    x = 4,813,886.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.