Home / 7,775,103.75-10,731,777.21-4,512,969.45

Finding the Fourth Proportional to 7,775,103.75, 10,731,777.21 and 4,512,969.45

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Solution

The fourth proportional to 7,775,103.75, 10,731,777.21 and 4,512,969.45 is: 6,229,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,103.75 : 10,731,777.21 = 4,512,969.45 : x
  2. Step 2: Convert to fraction form
    7,775,103.75/10,731,777.21 = 4,512,969.45/x
  3. Step 3: Cross multiply
    7,775,103.75x = 10,731,777.21 × 4,512,969.45
  4. Step 4: Simplify right side
    7,775,103.75x = 48,432,182,692,936.24
  5. Step 5: Solve for x
    x = 48,432,182,692,936.24/7,775,103.75
  6. Step 6: Final answer
    x = 6,229,136.52

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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.