Home / 12,487,944.40-18,731,916.60-3,512,496.40

Finding the Fourth Proportional to 12,487,944.40, 18,731,916.60 and 3,512,496.40

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Solution

The fourth proportional to 12,487,944.40, 18,731,916.60 and 3,512,496.40 is: 5,268,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,487,944.40 : 18,731,916.60 = 3,512,496.40 : x
  2. Step 2: Convert to fraction form
    12,487,944.40/18,731,916.60 = 3,512,496.40/x
  3. Step 3: Cross multiply
    12,487,944.40x = 18,731,916.60 × 3,512,496.40
  4. Step 4: Simplify right side
    12,487,944.40x = 65,795,789,622,600.24
  5. Step 5: Solve for x
    x = 65,795,789,622,600.24/12,487,944.40
  6. Step 6: Final answer
    x = 5,268,744.60

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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.