Home / 25,494,608.21-38,241,864.47-7,988,505.49

Finding the Fourth Proportional to 25,494,608.21, 38,241,864.47 and 7,988,505.49

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Solution

The fourth proportional to 25,494,608.21, 38,241,864.47 and 7,988,505.49 is: 11,982,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,494,608.21 : 38,241,864.47 = 7,988,505.49 : x
  2. Step 2: Convert to fraction form
    25,494,608.21/38,241,864.47 = 7,988,505.49/x
  3. Step 3: Cross multiply
    25,494,608.21x = 38,241,864.47 × 7,988,505.49
  4. Step 4: Simplify right side
    25,494,608.21x = 305,495,344,190,797.50
  5. Step 5: Solve for x
    x = 305,495,344,190,797.50/25,494,608.21
  6. Step 6: Final answer
    x = 11,982,743.24

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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.