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Finding the Fourth Proportional to 6,365,557.35, 8,784,701.78 and 3,464,808.03

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Solution

The fourth proportional to 6,365,557.35, 8,784,701.78 and 3,464,808.03 is: 4,781,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365,557.35 : 8,784,701.78 = 3,464,808.03 : x
  2. Step 2: Convert to fraction form
    6,365,557.35/8,784,701.78 = 3,464,808.03/x
  3. Step 3: Cross multiply
    6,365,557.35x = 8,784,701.78 × 3,464,808.03
  4. Step 4: Simplify right side
    6,365,557.35x = 30,437,305,251,175.25
  5. Step 5: Solve for x
    x = 30,437,305,251,175.25/6,365,557.35
  6. Step 6: Final answer
    x = 4,781,561.70

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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.