Home / 21,290,202.98-31,934,843.37-5,937,082.98

Finding the Fourth Proportional to 21,290,202.98, 31,934,843.37 and 5,937,082.98

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Solution

The fourth proportional to 21,290,202.98, 31,934,843.37 and 5,937,082.98 is: 8,905,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,290,202.98 : 31,934,843.37 = 5,937,082.98 : x
  2. Step 2: Convert to fraction form
    21,290,202.98/31,934,843.37 = 5,937,082.98/x
  3. Step 3: Cross multiply
    21,290,202.98x = 31,934,843.37 × 5,937,082.98
  4. Step 4: Simplify right side
    21,290,202.98x = 189,599,815,040,992.88
  5. Step 5: Solve for x
    x = 189,599,815,040,992.88/21,290,202.98
  6. Step 6: Final answer
    x = 8,905,495.89

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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.