Home / 26,907,781.50-37,133,945.82-15,151,092.78

Finding the Fourth Proportional to 26,907,781.50, 37,133,945.82 and 15,151,092.78

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Solution

The fourth proportional to 26,907,781.50, 37,133,945.82 and 15,151,092.78 is: 20,909,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907,781.50 : 37,133,945.82 = 15,151,092.78 : x
  2. Step 2: Convert to fraction form
    26,907,781.50/37,133,945.82 = 15,151,092.78/x
  3. Step 3: Cross multiply
    26,907,781.50x = 37,133,945.82 × 15,151,092.78
  4. Step 4: Simplify right side
    26,907,781.50x = 562,619,858,406,313.19
  5. Step 5: Solve for x
    x = 562,619,858,406,313.19/26,907,781.50
  6. Step 6: Final answer
    x = 20,909,187.86

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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.