Home / 48,810,519.42-73,239,662.25-19,663,146.78

Finding the Fourth Proportional to 48,810,519.42, 73,239,662.25 and 19,663,146.78

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Solution

The fourth proportional to 48,810,519.42, 73,239,662.25 and 19,663,146.78 is: 29,504,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,810,519.42 : 73,239,662.25 = 19,663,146.78 : x
  2. Step 2: Convert to fraction form
    48,810,519.42/73,239,662.25 = 19,663,146.78/x
  3. Step 3: Cross multiply
    48,810,519.42x = 73,239,662.25 × 19,663,146.78
  4. Step 4: Simplify right side
    48,810,519.42x = 1,440,122,228,939,375.25
  5. Step 5: Solve for x
    x = 1,440,122,228,939,375.25/48,810,519.42
  6. Step 6: Final answer
    x = 29,504,341.40

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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.