Home / 12,643,474.97-18,965,261.66-3,058,838.12

Finding the Fourth Proportional to 12,643,474.97, 18,965,261.66 and 3,058,838.12

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Solution

The fourth proportional to 12,643,474.97, 18,965,261.66 and 3,058,838.12 is: 4,588,269.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,474.97 : 18,965,261.66 = 3,058,838.12 : x
  2. Step 2: Convert to fraction form
    12,643,474.97/18,965,261.66 = 3,058,838.12/x
  3. Step 3: Cross multiply
    12,643,474.97x = 18,965,261.66 × 3,058,838.12
  4. Step 4: Simplify right side
    12,643,474.97x = 58,011,665,211,261.98
  5. Step 5: Solve for x
    x = 58,011,665,211,261.98/12,643,474.97
  6. Step 6: Final answer
    x = 4,588,269.08

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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.