Home / 7,236,931.28-9,988,254.60-5,410,556.24

Finding the Fourth Proportional to 7,236,931.28, 9,988,254.60 and 5,410,556.24

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Solution

The fourth proportional to 7,236,931.28, 9,988,254.60 and 5,410,556.24 is: 7,467,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,931.28 : 9,988,254.60 = 5,410,556.24 : x
  2. Step 2: Convert to fraction form
    7,236,931.28/9,988,254.60 = 5,410,556.24/x
  3. Step 3: Cross multiply
    7,236,931.28x = 9,988,254.60 × 5,410,556.24
  4. Step 4: Simplify right side
    7,236,931.28x = 54,042,013,252,738.70
  5. Step 5: Solve for x
    x = 54,042,013,252,738.70/7,236,931.28
  6. Step 6: Final answer
    x = 7,467,531.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.