Home / 21,033,288-29,025,937.44-11,375,496

Finding the Fourth Proportional to 21,033,288, 29,025,937.44 and 11,375,496

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Solution

The fourth proportional to 21,033,288, 29,025,937.44 and 11,375,496 is: 15,698,184.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033,288 : 29,025,937.44 = 11,375,496 : x
  2. Step 2: Convert to fraction form
    21,033,288/29,025,937.44 = 11,375,496/x
  3. Step 3: Cross multiply
    21,033,288x = 29,025,937.44 × 11,375,496
  4. Step 4: Simplify right side
    21,033,288x = 330,184,435,244,970.25
  5. Step 5: Solve for x
    x = 330,184,435,244,970.25/21,033,288
  6. Step 6: Final answer
    x = 15,698,184.48

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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.