Home / 5,412,955.50-8,117,006.48-3,225,556.78

Finding the Fourth Proportional to 5,412,955.50, 8,117,006.48 and 3,225,556.78

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Solution

The fourth proportional to 5,412,955.50, 8,117,006.48 and 3,225,556.78 is: 4,836,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,955.50 : 8,117,006.48 = 3,225,556.78 : x
  2. Step 2: Convert to fraction form
    5,412,955.50/8,117,006.48 = 3,225,556.78/x
  3. Step 3: Cross multiply
    5,412,955.50x = 8,117,006.48 × 3,225,556.78
  4. Step 4: Simplify right side
    5,412,955.50x = 26,181,865,284,867.93
  5. Step 5: Solve for x
    x = 26,181,865,284,867.93/5,412,955.50
  6. Step 6: Final answer
    x = 4,836,889.07

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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.