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Finding the Fourth Proportional to 6,352,484.88, 8,766,477.34 and 3,451,891.38

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Solution

The fourth proportional to 6,352,484.88, 8,766,477.34 and 3,451,891.38 is: 4,763,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352,484.88 : 8,766,477.34 = 3,451,891.38 : x
  2. Step 2: Convert to fraction form
    6,352,484.88/8,766,477.34 = 3,451,891.38/x
  3. Step 3: Cross multiply
    6,352,484.88x = 8,766,477.34 × 3,451,891.38
  4. Step 4: Simplify right side
    6,352,484.88x = 30,260,927,562,911.33
  5. Step 5: Solve for x
    x = 30,260,927,562,911.33/6,352,484.88
  6. Step 6: Final answer
    x = 4,763,636.30

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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.