Home / 8,515,134.30-12,763,731.82-4,246,334.47

Finding the Fourth Proportional to 8,515,134.30, 12,763,731.82 and 4,246,334.47

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Solution

The fourth proportional to 8,515,134.30, 12,763,731.82 and 4,246,334.47 is: 6,365,028.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,134.30 : 12,763,731.82 = 4,246,334.47 : x
  2. Step 2: Convert to fraction form
    8,515,134.30/12,763,731.82 = 4,246,334.47/x
  3. Step 3: Cross multiply
    8,515,134.30x = 12,763,731.82 × 4,246,334.47
  4. Step 4: Simplify right side
    8,515,134.30x = 54,199,074,393,101.84
  5. Step 5: Solve for x
    x = 54,199,074,393,101.84/8,515,134.30
  6. Step 6: Final answer
    x = 6,365,028.72

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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.