Home / 53,245,313.37-79,876,799.33-18,692,747.01

Finding the Fourth Proportional to 53,245,313.37, 79,876,799.33 and 18,692,747.01

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Solution

The fourth proportional to 53,245,313.37, 79,876,799.33 and 18,692,747.01 is: 28,042,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,245,313.37 : 79,876,799.33 = 18,692,747.01 : x
  2. Step 2: Convert to fraction form
    53,245,313.37/79,876,799.33 = 18,692,747.01/x
  3. Step 3: Cross multiply
    53,245,313.37x = 79,876,799.33 × 18,692,747.01
  4. Step 4: Simplify right side
    53,245,313.37x = 1,493,116,801,750,764
  5. Step 5: Solve for x
    x = 1,493,116,801,750,764/53,245,313.37
  6. Step 6: Final answer
    x = 28,042,220.19

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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.