Home / 48,572,144.40-72,858,216.60-18,286,801.68

Finding the Fourth Proportional to 48,572,144.40, 72,858,216.60 and 18,286,801.68

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Solution

The fourth proportional to 48,572,144.40, 72,858,216.60 and 18,286,801.68 is: 27,430,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,572,144.40 : 72,858,216.60 = 18,286,801.68 : x
  2. Step 2: Convert to fraction form
    48,572,144.40/72,858,216.60 = 18,286,801.68/x
  3. Step 3: Cross multiply
    48,572,144.40x = 72,858,216.60 × 18,286,801.68
  4. Step 4: Simplify right side
    48,572,144.40x = 1,332,343,757,722,683.75
  5. Step 5: Solve for x
    x = 1,332,343,757,722,683.75/48,572,144.40
  6. Step 6: Final answer
    x = 27,430,202.52

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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.