Home / 13,843,234.60-20,764,851.90-8,174,530.60

Finding the Fourth Proportional to 13,843,234.60, 20,764,851.90 and 8,174,530.60

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Solution

The fourth proportional to 13,843,234.60, 20,764,851.90 and 8,174,530.60 is: 12,261,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,234.60 : 20,764,851.90 = 8,174,530.60 : x
  2. Step 2: Convert to fraction form
    13,843,234.60/20,764,851.90 = 8,174,530.60/x
  3. Step 3: Cross multiply
    13,843,234.60x = 20,764,851.90 × 8,174,530.60
  4. Step 4: Simplify right side
    13,843,234.60x = 169,742,917,261,018.12
  5. Step 5: Solve for x
    x = 169,742,917,261,018.12/13,843,234.60
  6. Step 6: Final answer
    x = 12,261,795.90

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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.