Home / 26,312,939.20-39,444,525.60-15,538,513.60

Finding the Fourth Proportional to 26,312,939.20, 39,444,525.60 and 15,538,513.60

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Solution

The fourth proportional to 26,312,939.20, 39,444,525.60 and 15,538,513.60 is: 23,293,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312,939.20 : 39,444,525.60 = 15,538,513.60 : x
  2. Step 2: Convert to fraction form
    26,312,939.20/39,444,525.60 = 15,538,513.60/x
  3. Step 3: Cross multiply
    26,312,939.20x = 39,444,525.60 × 15,538,513.60
  4. Step 4: Simplify right side
    26,312,939.20x = 612,909,297,481,148.12
  5. Step 5: Solve for x
    x = 612,909,297,481,148.12/26,312,939.20
  6. Step 6: Final answer
    x = 23,293,076.19

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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.