Home / 13,110,735.08-18,092,890.23-7,309,877.96

Finding the Fourth Proportional to 13,110,735.08, 18,092,890.23 and 7,309,877.96

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Solution

The fourth proportional to 13,110,735.08, 18,092,890.23 and 7,309,877.96 is: 10,087,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,735.08 : 18,092,890.23 = 7,309,877.96 : x
  2. Step 2: Convert to fraction form
    13,110,735.08/18,092,890.23 = 7,309,877.96/x
  3. Step 3: Cross multiply
    13,110,735.08x = 18,092,890.23 × 7,309,877.96
  4. Step 4: Simplify right side
    13,110,735.08x = 132,256,819,524,976.33
  5. Step 5: Solve for x
    x = 132,256,819,524,976.33/13,110,735.08
  6. Step 6: Final answer
    x = 10,087,673.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.