Home / 49,569,436.53-74,383,256.48-20,813,360.85

Finding the Fourth Proportional to 49,569,436.53, 74,383,256.48 and 20,813,360.85

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Solution

The fourth proportional to 49,569,436.53, 74,383,256.48 and 20,813,360.85 is: 31,232,260.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,569,436.53 : 74,383,256.48 = 20,813,360.85 : x
  2. Step 2: Convert to fraction form
    49,569,436.53/74,383,256.48 = 20,813,360.85/x
  3. Step 3: Cross multiply
    49,569,436.53x = 74,383,256.48 × 20,813,360.85
  4. Step 4: Simplify right side
    49,569,436.53x = 1,548,165,558,212,274
  5. Step 5: Solve for x
    x = 1,548,165,558,212,274/49,569,436.53
  6. Step 6: Final answer
    x = 31,232,260.57

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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.