Home / 26,642,912.12-36,767,525.38-15,629,849.18

Finding the Fourth Proportional to 26,642,912.12, 36,767,525.38 and 15,629,849.18

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Solution

The fourth proportional to 26,642,912.12, 36,767,525.38 and 15,629,849.18 is: 21,569,371.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,642,912.12 : 36,767,525.38 = 15,629,849.18 : x
  2. Step 2: Convert to fraction form
    26,642,912.12/36,767,525.38 = 15,629,849.18/x
  3. Step 3: Cross multiply
    26,642,912.12x = 36,767,525.38 × 15,629,849.18
  4. Step 4: Simplify right side
    26,642,912.12x = 574,670,876,411,222.25
  5. Step 5: Solve for x
    x = 574,670,876,411,222.25/26,642,912.12
  6. Step 6: Final answer
    x = 21,569,371.76

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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.