Home / 54,311,891.70-81,467,837.55-15,977,280.90

Finding the Fourth Proportional to 54,311,891.70, 81,467,837.55 and 15,977,280.90

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Solution

The fourth proportional to 54,311,891.70, 81,467,837.55 and 15,977,280.90 is: 23,965,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311,891.70 : 81,467,837.55 = 15,977,280.90 : x
  2. Step 2: Convert to fraction form
    54,311,891.70/81,467,837.55 = 15,977,280.90/x
  3. Step 3: Cross multiply
    54,311,891.70x = 81,467,837.55 × 15,977,280.90
  4. Step 4: Simplify right side
    54,311,891.70x = 1,301,634,524,851,917.75
  5. Step 5: Solve for x
    x = 1,301,634,524,851,917.75/54,311,891.70
  6. Step 6: Final answer
    x = 23,965,921.35

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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.