Home / 36,301,979.76-54,420,011.40-18,111,738.48

Finding the Fourth Proportional to 36,301,979.76, 54,420,011.40 and 18,111,738.48

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Solution

The fourth proportional to 36,301,979.76, 54,420,011.40 and 18,111,738.48 is: 27,151,164.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301,979.76 : 54,420,011.40 = 18,111,738.48 : x
  2. Step 2: Convert to fraction form
    36,301,979.76/54,420,011.40 = 18,111,738.48/x
  3. Step 3: Cross multiply
    36,301,979.76x = 54,420,011.40 × 18,111,738.48
  4. Step 4: Simplify right side
    36,301,979.76x = 985,641,014,555,418.62
  5. Step 5: Solve for x
    x = 985,641,014,555,418.62/36,301,979.76
  6. Step 6: Final answer
    x = 27,151,164.24

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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.