Home / 55,217,076.48-82,825,828.56-16,878,441.60

Finding the Fourth Proportional to 55,217,076.48, 82,825,828.56 and 16,878,441.60

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Solution

The fourth proportional to 55,217,076.48, 82,825,828.56 and 16,878,441.60 is: 25,317,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,217,076.48 : 82,825,828.56 = 16,878,441.60 : x
  2. Step 2: Convert to fraction form
    55,217,076.48/82,825,828.56 = 16,878,441.60/x
  3. Step 3: Cross multiply
    55,217,076.48x = 82,825,828.56 × 16,878,441.60
  4. Step 4: Simplify right side
    55,217,076.48x = 1,397,970,910,321,572.25
  5. Step 5: Solve for x
    x = 1,397,970,910,321,572.25/55,217,076.48
  6. Step 6: Final answer
    x = 25,317,727.77

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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.