Home / 56,154,456.30-84,231,684.45-15,764,940.30

Finding the Fourth Proportional to 56,154,456.30, 84,231,684.45 and 15,764,940.30

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Solution

The fourth proportional to 56,154,456.30, 84,231,684.45 and 15,764,940.30 is: 23,647,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,154,456.30 : 84,231,684.45 = 15,764,940.30 : x
  2. Step 2: Convert to fraction form
    56,154,456.30/84,231,684.45 = 15,764,940.30/x
  3. Step 3: Cross multiply
    56,154,456.30x = 84,231,684.45 × 15,764,940.30
  4. Step 4: Simplify right side
    56,154,456.30x = 1,327,907,476,722,688.50
  5. Step 5: Solve for x
    x = 1,327,907,476,722,688.50/56,154,456.30
  6. Step 6: Final answer
    x = 23,647,410.45

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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.