Home / 25,563,781.96-35,278,889.64-15,118,751.97

Finding the Fourth Proportional to 25,563,781.96, 35,278,889.64 and 15,118,751.97

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Solution

The fourth proportional to 25,563,781.96, 35,278,889.64 and 15,118,751.97 is: 20,864,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,781.96 : 35,278,889.64 = 15,118,751.97 : x
  2. Step 2: Convert to fraction form
    25,563,781.96/35,278,889.64 = 15,118,751.97/x
  3. Step 3: Cross multiply
    25,563,781.96x = 35,278,889.64 × 15,118,751.97
  4. Step 4: Simplify right side
    25,563,781.96x = 533,372,782,244,162.62
  5. Step 5: Solve for x
    x = 533,372,782,244,162.62/25,563,781.96
  6. Step 6: Final answer
    x = 20,864,392.56

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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.