Home / 12,519,523.26-17,278,467.75-7,362,635.58

Finding the Fourth Proportional to 12,519,523.26, 17,278,467.75 and 7,362,635.58

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Solution

The fourth proportional to 12,519,523.26, 17,278,467.75 and 7,362,635.58 is: 10,161,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519,523.26 : 17,278,467.75 = 7,362,635.58 : x
  2. Step 2: Convert to fraction form
    12,519,523.26/17,278,467.75 = 7,362,635.58/x
  3. Step 3: Cross multiply
    12,519,523.26x = 17,278,467.75 × 7,362,635.58
  4. Step 4: Simplify right side
    12,519,523.26x = 127,215,061,424,032.55
  5. Step 5: Solve for x
    x = 127,215,061,424,032.55/12,519,523.26
  6. Step 6: Final answer
    x = 10,161,334.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.