Home / 57,938,320.80-86,907,481.20-48,584,959.20

Finding the Fourth Proportional to 57,938,320.80, 86,907,481.20 and 48,584,959.20

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Solution

The fourth proportional to 57,938,320.80, 86,907,481.20 and 48,584,959.20 is: 72,877,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,938,320.80 : 86,907,481.20 = 48,584,959.20 : x
  2. Step 2: Convert to fraction form
    57,938,320.80/86,907,481.20 = 48,584,959.20/x
  3. Step 3: Cross multiply
    57,938,320.80x = 86,907,481.20 × 48,584,959.20
  4. Step 4: Simplify right side
    57,938,320.80x = 4,222,396,428,276,767.50
  5. Step 5: Solve for x
    x = 4,222,396,428,276,767.50/57,938,320.80
  6. Step 6: Final answer
    x = 72,877,438.80

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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.