Home / 18,638,014.73-25,722,716.31-10,693,465.91

Finding the Fourth Proportional to 18,638,014.73, 25,722,716.31 and 10,693,465.91

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Solution

The fourth proportional to 18,638,014.73, 25,722,716.31 and 10,693,465.91 is: 14,758,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638,014.73 : 25,722,716.31 = 10,693,465.91 : x
  2. Step 2: Convert to fraction form
    18,638,014.73/25,722,716.31 = 10,693,465.91/x
  3. Step 3: Cross multiply
    18,638,014.73x = 25,722,716.31 × 10,693,465.91
  4. Step 4: Simplify right side
    18,638,014.73x = 275,064,989,844,972.38
  5. Step 5: Solve for x
    x = 275,064,989,844,972.38/18,638,014.73
  6. Step 6: Final answer
    x = 14,758,277.31

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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.