Home / 8,647,144.39-11,934,245.73-4,975,985.98

Finding the Fourth Proportional to 8,647,144.39, 11,934,245.73 and 4,975,985.98

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Solution

The fourth proportional to 8,647,144.39, 11,934,245.73 and 4,975,985.98 is: 6,867,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647,144.39 : 11,934,245.73 = 4,975,985.98 : x
  2. Step 2: Convert to fraction form
    8,647,144.39/11,934,245.73 = 4,975,985.98/x
  3. Step 3: Cross multiply
    8,647,144.39x = 11,934,245.73 × 4,975,985.98
  4. Step 4: Simplify right side
    8,647,144.39x = 59,384,639,434,354.88
  5. Step 5: Solve for x
    x = 59,384,639,434,354.88/8,647,144.39
  6. Step 6: Final answer
    x = 6,867,543.41

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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.