Home / 53,812,015.20-80,930,599.20-48,285,028.80

Finding the Fourth Proportional to 53,812,015.20, 80,930,599.20 and 48,285,028.80

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Solution

The fourth proportional to 53,812,015.20, 80,930,599.20 and 48,285,028.80 is: 72,618,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812,015.20 : 80,930,599.20 = 48,285,028.80 : x
  2. Step 2: Convert to fraction form
    53,812,015.20/80,930,599.20 = 48,285,028.80/x
  3. Step 3: Cross multiply
    53,812,015.20x = 80,930,599.20 × 48,285,028.80
  4. Step 4: Simplify right side
    53,812,015.20x = 3,907,736,313,173,257
  5. Step 5: Solve for x
    x = 3,907,736,313,173,257/53,812,015.20
  6. Step 6: Final answer
    x = 72,618,286.06

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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.