Home / 15,150,493.63-20,907,077.16-8,534,927.98

Finding the Fourth Proportional to 15,150,493.63, 20,907,077.16 and 8,534,927.98

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Solution

The fourth proportional to 15,150,493.63, 20,907,077.16 and 8,534,927.98 is: 11,777,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150,493.63 : 20,907,077.16 = 8,534,927.98 : x
  2. Step 2: Convert to fraction form
    15,150,493.63/20,907,077.16 = 8,534,927.98/x
  3. Step 3: Cross multiply
    15,150,493.63x = 20,907,077.16 × 8,534,927.98
  4. Step 4: Simplify right side
    15,150,493.63x = 178,440,397,832,902.94
  5. Step 5: Solve for x
    x = 178,440,397,832,902.94/15,150,493.63
  6. Step 6: Final answer
    x = 11,777,860.33

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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.