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Finding the Fourth Proportional to 16,794,003.30, 25,191,004.95 and 8,290,947.30

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Solution

The fourth proportional to 16,794,003.30, 25,191,004.95 and 8,290,947.30 is: 12,436,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794,003.30 : 25,191,004.95 = 8,290,947.30 : x
  2. Step 2: Convert to fraction form
    16,794,003.30/25,191,004.95 = 8,290,947.30/x
  3. Step 3: Cross multiply
    16,794,003.30x = 25,191,004.95 × 8,290,947.30
  4. Step 4: Simplify right side
    16,794,003.30x = 208,857,294,474,489.12
  5. Step 5: Solve for x
    x = 208,857,294,474,489.12/16,794,003.30
  6. Step 6: Final answer
    x = 12,436,420.95

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Double scale
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Similar ratio
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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.