Home / 52,299,610.53-72,171,295.24-28,457,336.16

Finding the Fourth Proportional to 52,299,610.53, 72,171,295.24 and 28,457,336.16

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Solution

The fourth proportional to 52,299,610.53, 72,171,295.24 and 28,457,336.16 is: 39,269,944.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,299,610.53 : 72,171,295.24 = 28,457,336.16 : x
  2. Step 2: Convert to fraction form
    52,299,610.53/72,171,295.24 = 28,457,336.16/x
  3. Step 3: Cross multiply
    52,299,610.53x = 72,171,295.24 × 28,457,336.16
  4. Step 4: Simplify right side
    52,299,610.53x = 2,053,802,809,747,287.75
  5. Step 5: Solve for x
    x = 2,053,802,809,747,287.75/52,299,610.53
  6. Step 6: Final answer
    x = 39,269,944.63

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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.