Home / 25,542,101.36-35,243,458.82-15,089,819.44

Finding the Fourth Proportional to 25,542,101.36, 35,243,458.82 and 15,089,819.44

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Solution

The fourth proportional to 25,542,101.36, 35,243,458.82 and 15,089,819.44 is: 20,821,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542,101.36 : 35,243,458.82 = 15,089,819.44 : x
  2. Step 2: Convert to fraction form
    25,542,101.36/35,243,458.82 = 15,089,819.44/x
  3. Step 3: Cross multiply
    25,542,101.36x = 35,243,458.82 × 15,089,819.44
  4. Step 4: Simplify right side
    25,542,101.36x = 531,817,430,034,875.44
  5. Step 5: Solve for x
    x = 531,817,430,034,875.44/25,542,101.36
  6. Step 6: Final answer
    x = 20,821,208.97

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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.