Home / 63,878,356.60-95,782,542.90-31,458,968.44

Finding the Fourth Proportional to 63,878,356.60, 95,782,542.90 and 31,458,968.44

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Solution

The fourth proportional to 63,878,356.60, 95,782,542.90 and 31,458,968.44 is: 47,171,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,878,356.60 : 95,782,542.90 = 31,458,968.44 : x
  2. Step 2: Convert to fraction form
    63,878,356.60/95,782,542.90 = 31,458,968.44/x
  3. Step 3: Cross multiply
    63,878,356.60x = 95,782,542.90 × 31,458,968.44
  4. Step 4: Simplify right side
    63,878,356.60x = 3,013,219,994,194,046.50
  5. Step 5: Solve for x
    x = 3,013,219,994,194,046.50/63,878,356.60
  6. Step 6: Final answer
    x = 47,171,219.71

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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.