Home / 50,340,797.30-75,379,617.52-47,272,410.78

Finding the Fourth Proportional to 50,340,797.30, 75,379,617.52 and 47,272,410.78

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Solution

The fourth proportional to 50,340,797.30, 75,379,617.52 and 47,272,410.78 is: 70,785,057.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,340,797.30 : 75,379,617.52 = 47,272,410.78 : x
  2. Step 2: Convert to fraction form
    50,340,797.30/75,379,617.52 = 47,272,410.78/x
  3. Step 3: Cross multiply
    50,340,797.30x = 75,379,617.52 × 47,272,410.78
  4. Step 4: Simplify right side
    50,340,797.30x = 3,563,376,243,844,725
  5. Step 5: Solve for x
    x = 3,563,376,243,844,725/50,340,797.30
  6. Step 6: Final answer
    x = 70,785,057.75

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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.