Home / 38,269,889.28-57,348,124.80-31,494,607.20

Finding the Fourth Proportional to 38,269,889.28, 57,348,124.80 and 31,494,607.20

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Solution

The fourth proportional to 38,269,889.28, 57,348,124.80 and 31,494,607.20 is: 47,195,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269,889.28 : 57,348,124.80 = 31,494,607.20 : x
  2. Step 2: Convert to fraction form
    38,269,889.28/57,348,124.80 = 31,494,607.20/x
  3. Step 3: Cross multiply
    38,269,889.28x = 57,348,124.80 × 31,494,607.20
  4. Step 4: Simplify right side
    38,269,889.28x = 1,806,156,664,232,578.50
  5. Step 5: Solve for x
    x = 1,806,156,664,232,578.50/38,269,889.28
  6. Step 6: Final answer
    x = 47,195,241.43

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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.