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Finding the Fourth Proportional to 8,064,682.80, 12,101,689.80 and 3,016,503.60

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Solution

The fourth proportional to 8,064,682.80, 12,101,689.80 and 3,016,503.60 is: 4,526,500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,682.80 : 12,101,689.80 = 3,016,503.60 : x
  2. Step 2: Convert to fraction form
    8,064,682.80/12,101,689.80 = 3,016,503.60/x
  3. Step 3: Cross multiply
    8,064,682.80x = 12,101,689.80 × 3,016,503.60
  4. Step 4: Simplify right side
    8,064,682.80x = 36,504,790,847,783.28
  5. Step 5: Solve for x
    x = 36,504,790,847,783.28/8,064,682.80
  6. Step 6: Final answer
    x = 4,526,500.52

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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.