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Finding the Fourth Proportional to 11,093,796.60, 16,640,694.90 and 8,046,868.20

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Solution

The fourth proportional to 11,093,796.60, 16,640,694.90 and 8,046,868.20 is: 12,070,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093,796.60 : 16,640,694.90 = 8,046,868.20 : x
  2. Step 2: Convert to fraction form
    11,093,796.60/16,640,694.90 = 8,046,868.20/x
  3. Step 3: Cross multiply
    11,093,796.60x = 16,640,694.90 × 8,046,868.20
  4. Step 4: Simplify right side
    11,093,796.60x = 133,905,478,616,712.19
  5. Step 5: Solve for x
    x = 133,905,478,616,712.19/11,093,796.60
  6. Step 6: Final answer
    x = 12,070,302.30

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1.5x scale

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.