Home / 25,615,989.64-38,388,111.50-13,467,248.38

Finding the Fourth Proportional to 25,615,989.64, 38,388,111.50 and 13,467,248.38

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Solution

The fourth proportional to 25,615,989.64, 38,388,111.50 and 13,467,248.38 is: 20,182,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615,989.64 : 38,388,111.50 = 13,467,248.38 : x
  2. Step 2: Convert to fraction form
    25,615,989.64/38,388,111.50 = 13,467,248.38/x
  3. Step 3: Cross multiply
    25,615,989.64x = 38,388,111.50 × 13,467,248.38
  4. Step 4: Simplify right side
    25,615,989.64x = 516,982,232,275,354.44
  5. Step 5: Solve for x
    x = 516,982,232,275,354.44/25,615,989.64
  6. Step 6: Final answer
    x = 20,182,012.86

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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.