Home / 38,046,118-57,057,188.76-12,481,170.16

Finding the Fourth Proportional to 38,046,118, 57,057,188.76 and 12,481,170.16

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Solution

The fourth proportional to 38,046,118, 57,057,188.76 and 12,481,170.16 is: 18,717,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046,118 : 57,057,188.76 = 12,481,170.16 : x
  2. Step 2: Convert to fraction form
    38,046,118/57,057,188.76 = 12,481,170.16/x
  3. Step 3: Cross multiply
    38,046,118x = 57,057,188.76 × 12,481,170.16
  4. Step 4: Simplify right side
    38,046,118x = 712,140,481,764,799.38
  5. Step 5: Solve for x
    x = 712,140,481,764,799.38/38,046,118
  6. Step 6: Final answer
    x = 18,717,822.45

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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.