Home / 38,515,057.78-57,772,583.16-16,949,659.47

Finding the Fourth Proportional to 38,515,057.78, 57,772,583.16 and 16,949,659.47

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Solution

The fourth proportional to 38,515,057.78, 57,772,583.16 and 16,949,659.47 is: 25,424,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,515,057.78 : 57,772,583.16 = 16,949,659.47 : x
  2. Step 2: Convert to fraction form
    38,515,057.78/57,772,583.16 = 16,949,659.47/x
  3. Step 3: Cross multiply
    38,515,057.78x = 57,772,583.16 × 16,949,659.47
  4. Step 4: Simplify right side
    38,515,057.78x = 979,225,611,264,256.38
  5. Step 5: Solve for x
    x = 979,225,611,264,256.38/38,515,057.78
  6. Step 6: Final answer
    x = 25,424,487.66

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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.