Home / 49,248,019.20-73,872,028.80-48,240,249.60

Finding the Fourth Proportional to 49,248,019.20, 73,872,028.80 and 48,240,249.60

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Solution

The fourth proportional to 49,248,019.20, 73,872,028.80 and 48,240,249.60 is: 72,360,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248,019.20 : 73,872,028.80 = 48,240,249.60 : x
  2. Step 2: Convert to fraction form
    49,248,019.20/73,872,028.80 = 48,240,249.60/x
  3. Step 3: Cross multiply
    49,248,019.20x = 73,872,028.80 × 48,240,249.60
  4. Step 4: Simplify right side
    49,248,019.20x = 3,563,605,107,770,388.50
  5. Step 5: Solve for x
    x = 3,563,605,107,770,388.50/49,248,019.20
  6. Step 6: Final answer
    x = 72,360,374.40

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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.