Home / 52,321,133.45-78,428,942.43-32,904,236.12

Finding the Fourth Proportional to 52,321,133.45, 78,428,942.43 and 32,904,236.12

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Solution

The fourth proportional to 52,321,133.45, 78,428,942.43 and 32,904,236.12 is: 49,323,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321,133.45 : 78,428,942.43 = 32,904,236.12 : x
  2. Step 2: Convert to fraction form
    52,321,133.45/78,428,942.43 = 32,904,236.12/x
  3. Step 3: Cross multiply
    52,321,133.45x = 78,428,942.43 × 32,904,236.12
  4. Step 4: Simplify right side
    52,321,133.45x = 2,580,644,439,966,462
  5. Step 5: Solve for x
    x = 2,580,644,439,966,462/52,321,133.45
  6. Step 6: Final answer
    x = 49,323,175.36

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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.