Home / 36,889,755.65-50,912,351.24-21,419,840.24

Finding the Fourth Proportional to 36,889,755.65, 50,912,351.24 and 21,419,840.24

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Solution

The fourth proportional to 36,889,755.65, 50,912,351.24 and 21,419,840.24 is: 29,561,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889,755.65 : 50,912,351.24 = 21,419,840.24 : x
  2. Step 2: Convert to fraction form
    36,889,755.65/50,912,351.24 = 21,419,840.24/x
  3. Step 3: Cross multiply
    36,889,755.65x = 50,912,351.24 × 21,419,840.24
  4. Step 4: Simplify right side
    36,889,755.65x = 1,090,534,429,803,565.88
  5. Step 5: Solve for x
    x = 1,090,534,429,803,565.88/36,889,755.65
  6. Step 6: Final answer
    x = 29,561,985.72

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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.