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Finding the Fourth Proportional to 9,847,108.80, 14,763,664.80 and 4,458,340.80

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Solution

The fourth proportional to 9,847,108.80, 14,763,664.80 and 4,458,340.80 is: 6,684,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847,108.80 : 14,763,664.80 = 4,458,340.80 : x
  2. Step 2: Convert to fraction form
    9,847,108.80/14,763,664.80 = 4,458,340.80/x
  3. Step 3: Cross multiply
    9,847,108.80x = 14,763,664.80 × 4,458,340.80
  4. Step 4: Simplify right side
    9,847,108.80x = 65,821,449,135,363.84
  5. Step 5: Solve for x
    x = 65,821,449,135,363.84/9,847,108.80
  6. Step 6: Final answer
    x = 6,684,342.63

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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.