Home / 45,747,643.20-68,621,027.40-11,204,196.90

Finding the Fourth Proportional to 45,747,643.20, 68,621,027.40 and 11,204,196.90

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Solution

The fourth proportional to 45,747,643.20, 68,621,027.40 and 11,204,196.90 is: 16,806,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,747,643.20 : 68,621,027.40 = 11,204,196.90 : x
  2. Step 2: Convert to fraction form
    45,747,643.20/68,621,027.40 = 11,204,196.90/x
  3. Step 3: Cross multiply
    45,747,643.20x = 68,621,027.40 × 11,204,196.90
  4. Step 4: Simplify right side
    45,747,643.20x = 768,843,502,469,895.12
  5. Step 5: Solve for x
    x = 768,843,502,469,895.12/45,747,643.20
  6. Step 6: Final answer
    x = 16,806,188.23

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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.