Home / 15,086,625.12-20,818,927.29-8,560,114.11

Finding the Fourth Proportional to 15,086,625.12, 20,818,927.29 and 8,560,114.11

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Solution

The fourth proportional to 15,086,625.12, 20,818,927.29 and 8,560,114.11 is: 11,812,608.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,086,625.12 : 20,818,927.29 = 8,560,114.11 : x
  2. Step 2: Convert to fraction form
    15,086,625.12/20,818,927.29 = 8,560,114.11/x
  3. Step 3: Cross multiply
    15,086,625.12x = 20,818,927.29 × 8,560,114.11
  4. Step 4: Simplify right side
    15,086,625.12x = 178,212,393,250,193.03
  5. Step 5: Solve for x
    x = 178,212,393,250,193.03/15,086,625.12
  6. Step 6: Final answer
    x = 11,812,608.31

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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.