Home / 36,387,325.54-54,581,837.19-12,128,224.87

Finding the Fourth Proportional to 36,387,325.54, 54,581,837.19 and 12,128,224.87

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Solution

The fourth proportional to 36,387,325.54, 54,581,837.19 and 12,128,224.87 is: 18,192,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387,325.54 : 54,581,837.19 = 12,128,224.87 : x
  2. Step 2: Convert to fraction form
    36,387,325.54/54,581,837.19 = 12,128,224.87/x
  3. Step 3: Cross multiply
    36,387,325.54x = 54,581,837.19 × 12,128,224.87
  4. Step 4: Simplify right side
    36,387,325.54x = 661,980,795,349,016.62
  5. Step 5: Solve for x
    x = 661,980,795,349,016.62/36,387,325.54
  6. Step 6: Final answer
    x = 18,192,620.25

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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.