Home / 15,747,634.20-21,731,735.48-8,504,290.20

Finding the Fourth Proportional to 15,747,634.20, 21,731,735.48 and 8,504,290.20

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Solution

The fourth proportional to 15,747,634.20, 21,731,735.48 and 8,504,290.20 is: 11,735,920.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,634.20 : 21,731,735.48 = 8,504,290.20 : x
  2. Step 2: Convert to fraction form
    15,747,634.20/21,731,735.48 = 8,504,290.20/x
  3. Step 3: Cross multiply
    15,747,634.20x = 21,731,735.48 × 8,504,290.20
  4. Step 4: Simplify right side
    15,747,634.20x = 184,812,985,071,556.28
  5. Step 5: Solve for x
    x = 184,812,985,071,556.28/15,747,634.20
  6. Step 6: Final answer
    x = 11,735,920.63

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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.