Home / 49,795,132.82-74,692,838.12-19,099,121.32

Finding the Fourth Proportional to 49,795,132.82, 74,692,838.12 and 19,099,121.32

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Solution

The fourth proportional to 49,795,132.82, 74,692,838.12 and 19,099,121.32 is: 28,648,735.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,795,132.82 : 74,692,838.12 = 19,099,121.32 : x
  2. Step 2: Convert to fraction form
    49,795,132.82/74,692,838.12 = 19,099,121.32/x
  3. Step 3: Cross multiply
    49,795,132.82x = 74,692,838.12 × 19,099,121.32
  4. Step 4: Simplify right side
    49,795,132.82x = 1,426,567,576,989,000.75
  5. Step 5: Solve for x
    x = 1,426,567,576,989,000.75/49,795,132.82
  6. Step 6: Final answer
    x = 28,648,735.25

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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.