Home / 26,400,965-39,601,478.82-7,231,887.32

Finding the Fourth Proportional to 26,400,965, 39,601,478.82 and 7,231,887.32

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Solution

The fourth proportional to 26,400,965, 39,601,478.82 and 7,231,887.32 is: 10,847,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400,965 : 39,601,478.82 = 7,231,887.32 : x
  2. Step 2: Convert to fraction form
    26,400,965/39,601,478.82 = 7,231,887.32/x
  3. Step 3: Cross multiply
    26,400,965x = 39,601,478.82 × 7,231,887.32
  4. Step 4: Simplify right side
    26,400,965x = 286,393,432,531,606.56
  5. Step 5: Solve for x
    x = 286,393,432,531,606.56/26,400,965
  6. Step 6: Final answer
    x = 10,847,839.56

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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.