Home / 5,310,694.20-7,971,946.20-3,291,218.40

Finding the Fourth Proportional to 5,310,694.20, 7,971,946.20 and 3,291,218.40

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Solution

The fourth proportional to 5,310,694.20, 7,971,946.20 and 3,291,218.40 is: 4,940,487.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,694.20 : 7,971,946.20 = 3,291,218.40 : x
  2. Step 2: Convert to fraction form
    5,310,694.20/7,971,946.20 = 3,291,218.40/x
  3. Step 3: Cross multiply
    5,310,694.20x = 7,971,946.20 × 3,291,218.40
  4. Step 4: Simplify right side
    5,310,694.20x = 26,237,416,017,250.08
  5. Step 5: Solve for x
    x = 26,237,416,017,250.08/5,310,694.20
  6. Step 6: Final answer
    x = 4,940,487.07

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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.