Home / 10,612,979.35-15,922,592.39-3,424,378.39

Finding the Fourth Proportional to 10,612,979.35, 15,922,592.39 and 3,424,378.39

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Solution

The fourth proportional to 10,612,979.35, 15,922,592.39 and 3,424,378.39 is: 5,137,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612,979.35 : 15,922,592.39 = 3,424,378.39 : x
  2. Step 2: Convert to fraction form
    10,612,979.35/15,922,592.39 = 3,424,378.39/x
  3. Step 3: Cross multiply
    10,612,979.35x = 15,922,592.39 × 3,424,378.39
  4. Step 4: Simplify right side
    10,612,979.35x = 54,524,981,293,094.45
  5. Step 5: Solve for x
    x = 54,524,981,293,094.45/10,612,979.35
  6. Step 6: Final answer
    x = 5,137,575.37

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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.