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Finding the Fourth Proportional to 6,374,533, 8,796,855.72 and 3,512,965

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Solution

The fourth proportional to 6,374,533, 8,796,855.72 and 3,512,965 is: 4,847,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374,533 : 8,796,855.72 = 3,512,965 : x
  2. Step 2: Convert to fraction form
    6,374,533/8,796,855.72 = 3,512,965/x
  3. Step 3: Cross multiply
    6,374,533x = 8,796,855.72 × 3,512,965
  4. Step 4: Simplify right side
    6,374,533x = 30,903,046,254,409.80
  5. Step 5: Solve for x
    x = 30,903,046,254,409.80/6,374,533
  6. Step 6: Final answer
    x = 4,847,891.80

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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.