Home / 49,467,308.76-74,179,311.84-20,301,146.28

Finding the Fourth Proportional to 49,467,308.76, 74,179,311.84 and 20,301,146.28

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Solution

The fourth proportional to 49,467,308.76, 74,179,311.84 and 20,301,146.28 is: 30,442,833.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,467,308.76 : 74,179,311.84 = 20,301,146.28 : x
  2. Step 2: Convert to fraction form
    49,467,308.76/74,179,311.84 = 20,301,146.28/x
  3. Step 3: Cross multiply
    49,467,308.76x = 74,179,311.84 × 20,301,146.28
  4. Step 4: Simplify right side
    49,467,308.76x = 1,505,925,060,613,576
  5. Step 5: Solve for x
    x = 1,505,925,060,613,576/49,467,308.76
  6. Step 6: Final answer
    x = 30,442,833.83

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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.