Home / 15,150,435.84-20,907,601.38-8,274,934.26

Finding the Fourth Proportional to 15,150,435.84, 20,907,601.38 and 8,274,934.26

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Solution

The fourth proportional to 15,150,435.84, 20,907,601.38 and 8,274,934.26 is: 11,419,409.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150,435.84 : 20,907,601.38 = 8,274,934.26 : x
  2. Step 2: Convert to fraction form
    15,150,435.84/20,907,601.38 = 8,274,934.26/x
  3. Step 3: Cross multiply
    15,150,435.84x = 20,907,601.38 × 8,274,934.26
  4. Step 4: Simplify right side
    15,150,435.84x = 173,009,026,953,785.25
  5. Step 5: Solve for x
    x = 173,009,026,953,785.25/15,150,435.84
  6. Step 6: Final answer
    x = 11,419,409.24

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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.