Home / 54,436,148.20-81,654,222.30-18,534,356.20

Finding the Fourth Proportional to 54,436,148.20, 81,654,222.30 and 18,534,356.20

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Solution

The fourth proportional to 54,436,148.20, 81,654,222.30 and 18,534,356.20 is: 27,801,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,148.20 : 81,654,222.30 = 18,534,356.20 : x
  2. Step 2: Convert to fraction form
    54,436,148.20/81,654,222.30 = 18,534,356.20/x
  3. Step 3: Cross multiply
    54,436,148.20x = 81,654,222.30 × 18,534,356.20
  4. Step 4: Simplify right side
    54,436,148.20x = 1,513,408,441,342,183.25
  5. Step 5: Solve for x
    x = 1,513,408,441,342,183.25/54,436,148.20
  6. Step 6: Final answer
    x = 27,801,534.30

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1.5x scale

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.