Home / 5,538,276.80-8,307,415.20-3,141,195.20

Finding the Fourth Proportional to 5,538,276.80, 8,307,415.20 and 3,141,195.20

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Solution

The fourth proportional to 5,538,276.80, 8,307,415.20 and 3,141,195.20 is: 4,711,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,276.80 : 8,307,415.20 = 3,141,195.20 : x
  2. Step 2: Convert to fraction form
    5,538,276.80/8,307,415.20 = 3,141,195.20/x
  3. Step 3: Cross multiply
    5,538,276.80x = 8,307,415.20 × 3,141,195.20
  4. Step 4: Simplify right side
    5,538,276.80x = 26,095,212,750,647.04
  5. Step 5: Solve for x
    x = 26,095,212,750,647.04/5,538,276.80
  6. Step 6: Final answer
    x = 4,711,792.80

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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.