Home / 12,362,410.10-18,543,615.15-8,331,331.70

Finding the Fourth Proportional to 12,362,410.10, 18,543,615.15 and 8,331,331.70

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Solution

The fourth proportional to 12,362,410.10, 18,543,615.15 and 8,331,331.70 is: 12,496,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362,410.10 : 18,543,615.15 = 8,331,331.70 : x
  2. Step 2: Convert to fraction form
    12,362,410.10/18,543,615.15 = 8,331,331.70/x
  3. Step 3: Cross multiply
    12,362,410.10x = 18,543,615.15 × 8,331,331.70
  4. Step 4: Simplify right side
    12,362,410.10x = 154,493,008,731,795.25
  5. Step 5: Solve for x
    x = 154,493,008,731,795.25/12,362,410.10
  6. Step 6: Final answer
    x = 12,496,997.55

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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.