Home / 10,142,330.71-15,214,436.09-3,667,025.57

Finding the Fourth Proportional to 10,142,330.71, 15,214,436.09 and 3,667,025.57

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Solution

The fourth proportional to 10,142,330.71, 15,214,436.09 and 3,667,025.57 is: 5,500,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,142,330.71 : 15,214,436.09 = 3,667,025.57 : x
  2. Step 2: Convert to fraction form
    10,142,330.71/15,214,436.09 = 3,667,025.57/x
  3. Step 3: Cross multiply
    10,142,330.71x = 15,214,436.09 × 3,667,025.57
  4. Step 4: Simplify right side
    10,142,330.71x = 55,791,726,200,713.08
  5. Step 5: Solve for x
    x = 55,791,726,200,713.08/10,142,330.71
  6. Step 6: Final answer
    x = 5,500,878.23

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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.