Home / 12,643,473.47-18,965,259.41-3,058,836.62

Finding the Fourth Proportional to 12,643,473.47, 18,965,259.41 and 3,058,836.62

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Solution

The fourth proportional to 12,643,473.47, 18,965,259.41 and 3,058,836.62 is: 4,588,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,473.47 : 18,965,259.41 = 3,058,836.62 : x
  2. Step 2: Convert to fraction form
    12,643,473.47/18,965,259.41 = 3,058,836.62/x
  3. Step 3: Cross multiply
    12,643,473.47x = 18,965,259.41 × 3,058,836.62
  4. Step 4: Simplify right side
    12,643,473.47x = 58,011,629,880,987.12
  5. Step 5: Solve for x
    x = 58,011,629,880,987.12/12,643,473.47
  6. Step 6: Final answer
    x = 4,588,266.83

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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.