Home / 5,308,172.22-7,960,946.12-2,275,194.15

Finding the Fourth Proportional to 5,308,172.22, 7,960,946.12 and 2,275,194.15

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Solution

The fourth proportional to 5,308,172.22, 7,960,946.12 and 2,275,194.15 is: 3,412,228.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,172.22 : 7,960,946.12 = 2,275,194.15 : x
  2. Step 2: Convert to fraction form
    5,308,172.22/7,960,946.12 = 2,275,194.15/x
  3. Step 3: Cross multiply
    5,308,172.22x = 7,960,946.12 × 2,275,194.15
  4. Step 4: Simplify right side
    5,308,172.22x = 18,112,698,037,845.21
  5. Step 5: Solve for x
    x = 18,112,698,037,845.21/5,308,172.22
  6. Step 6: Final answer
    x = 3,412,228.78

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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.