Home / 38,076,930.64-57,138,084.60-13,817,749.28

Finding the Fourth Proportional to 38,076,930.64, 57,138,084.60 and 13,817,749.28

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Solution

The fourth proportional to 38,076,930.64, 57,138,084.60 and 13,817,749.28 is: 20,734,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,076,930.64 : 57,138,084.60 = 13,817,749.28 : x
  2. Step 2: Convert to fraction form
    38,076,930.64/57,138,084.60 = 13,817,749.28/x
  3. Step 3: Cross multiply
    38,076,930.64x = 57,138,084.60 × 13,817,749.28
  4. Step 4: Simplify right side
    38,076,930.64x = 789,519,727,342,229.12
  5. Step 5: Solve for x
    x = 789,519,727,342,229.12/38,076,930.64
  6. Step 6: Final answer
    x = 20,734,857.41

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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.