Home / 76,957,015.20-106,202,399.30-43,916,606.52

Finding the Fourth Proportional to 76,957,015.20, 106,202,399.30 and 43,916,606.52

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Solution

The fourth proportional to 76,957,015.20, 106,202,399.30 and 43,916,606.52 is: 60,605,897.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957,015.20 : 106,202,399.30 = 43,916,606.52 : x
  2. Step 2: Convert to fraction form
    76,957,015.20/106,202,399.30 = 43,916,606.52/x
  3. Step 3: Cross multiply
    76,957,015.20x = 106,202,399.30 × 43,916,606.52
  4. Step 4: Simplify right side
    76,957,015.20x = 4,664,048,981,538,024
  5. Step 5: Solve for x
    x = 4,664,048,981,538,024/76,957,015.20
  6. Step 6: Final answer
    x = 60,605,897.58

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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.