Home / 7,949,031.40-11,924,195.10-3,400,114.60

Finding the Fourth Proportional to 7,949,031.40, 11,924,195.10 and 3,400,114.60

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Solution

The fourth proportional to 7,949,031.40, 11,924,195.10 and 3,400,114.60 is: 5,100,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949,031.40 : 11,924,195.10 = 3,400,114.60 : x
  2. Step 2: Convert to fraction form
    7,949,031.40/11,924,195.10 = 3,400,114.60/x
  3. Step 3: Cross multiply
    7,949,031.40x = 11,924,195.10 × 3,400,114.60
  4. Step 4: Simplify right side
    7,949,031.40x = 40,543,629,852,758.46
  5. Step 5: Solve for x
    x = 40,543,629,852,758.46/7,949,031.40
  6. Step 6: Final answer
    x = 5,100,449.08

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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.