Home / 20,226,254.53-27,912,231.31-11,058,897.28

Finding the Fourth Proportional to 20,226,254.53, 27,912,231.31 and 11,058,897.28

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Solution

The fourth proportional to 20,226,254.53, 27,912,231.31 and 11,058,897.28 is: 15,261,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,254.53 : 27,912,231.31 = 11,058,897.28 : x
  2. Step 2: Convert to fraction form
    20,226,254.53/27,912,231.31 = 11,058,897.28/x
  3. Step 3: Cross multiply
    20,226,254.53x = 27,912,231.31 × 11,058,897.28
  4. Step 4: Simplify right side
    20,226,254.53x = 308,678,498,912,889.81
  5. Step 5: Solve for x
    x = 308,678,498,912,889.81/20,226,254.53
  6. Step 6: Final answer
    x = 15,261,278.28

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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.