Home / 12,334,662.18-18,505,779.21-5,516,971.56

Finding the Fourth Proportional to 12,334,662.18, 18,505,779.21 and 5,516,971.56

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Solution

The fourth proportional to 12,334,662.18, 18,505,779.21 and 5,516,971.56 is: 8,277,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334,662.18 : 18,505,779.21 = 5,516,971.56 : x
  2. Step 2: Convert to fraction form
    12,334,662.18/18,505,779.21 = 5,516,971.56/x
  3. Step 3: Cross multiply
    12,334,662.18x = 18,505,779.21 × 5,516,971.56
  4. Step 4: Simplify right side
    12,334,662.18x = 102,095,857,597,209.27
  5. Step 5: Solve for x
    x = 102,095,857,597,209.27/12,334,662.18
  6. Step 6: Final answer
    x = 8,277,150.69

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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.