Home / 18,122,331.24-25,005,191.94-10,389,799.08

Finding the Fourth Proportional to 18,122,331.24, 25,005,191.94 and 10,389,799.08

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Solution

The fourth proportional to 18,122,331.24, 25,005,191.94 and 10,389,799.08 is: 14,335,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122,331.24 : 25,005,191.94 = 10,389,799.08 : x
  2. Step 2: Convert to fraction form
    18,122,331.24/25,005,191.94 = 10,389,799.08/x
  3. Step 3: Cross multiply
    18,122,331.24x = 25,005,191.94 × 10,389,799.08
  4. Step 4: Simplify right side
    18,122,331.24x = 259,798,920,213,435.44
  5. Step 5: Solve for x
    x = 259,798,920,213,435.44/18,122,331.24
  6. Step 6: Final answer
    x = 14,335,844.37

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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.