Home / 49,569,420.28-74,383,232.22-20,813,344.60

Finding the Fourth Proportional to 49,569,420.28, 74,383,232.22 and 20,813,344.60

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Solution

The fourth proportional to 49,569,420.28, 74,383,232.22 and 20,813,344.60 is: 31,232,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,569,420.28 : 74,383,232.22 = 20,813,344.60 : x
  2. Step 2: Convert to fraction form
    49,569,420.28/74,383,232.22 = 20,813,344.60/x
  3. Step 3: Cross multiply
    49,569,420.28x = 74,383,232.22 × 20,813,344.60
  4. Step 4: Simplify right side
    49,569,420.28x = 1,548,163,844,656,683
  5. Step 5: Solve for x
    x = 1,548,163,844,656,683/49,569,420.28
  6. Step 6: Final answer
    x = 31,232,236.24

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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.