Home / 57,576,479.20-86,379,845.20-20,692,094.08

Finding the Fourth Proportional to 57,576,479.20, 86,379,845.20 and 20,692,094.08

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Solution

The fourth proportional to 57,576,479.20, 86,379,845.20 and 20,692,094.08 is: 31,043,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,576,479.20 : 86,379,845.20 = 20,692,094.08 : x
  2. Step 2: Convert to fraction form
    57,576,479.20/86,379,845.20 = 20,692,094.08/x
  3. Step 3: Cross multiply
    57,576,479.20x = 86,379,845.20 × 20,692,094.08
  4. Step 4: Simplify right side
    57,576,479.20x = 1,787,379,883,494,236.25
  5. Step 5: Solve for x
    x = 1,787,379,883,494,236.25/57,576,479.20
  6. Step 6: Final answer
    x = 31,043,577.31

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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.