Home / 49,999,968.36-69,010,747.20-30,427,162.38

Finding the Fourth Proportional to 49,999,968.36, 69,010,747.20 and 30,427,162.38

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Solution

The fourth proportional to 49,999,968.36, 69,010,747.20 and 30,427,162.38 is: 41,996,050.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,999,968.36 : 69,010,747.20 = 30,427,162.38 : x
  2. Step 2: Convert to fraction form
    49,999,968.36/69,010,747.20 = 30,427,162.38/x
  3. Step 3: Cross multiply
    49,999,968.36x = 69,010,747.20 × 30,427,162.38
  4. Step 4: Simplify right side
    49,999,968.36x = 2,099,801,211,019,530.25
  5. Step 5: Solve for x
    x = 2,099,801,211,019,530.25/49,999,968.36
  6. Step 6: Final answer
    x = 41,996,050.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.