Home / 6,427,414.86-9,641,178.78-1,635,109.19

Finding the Fourth Proportional to 6,427,414.86, 9,641,178.78 and 1,635,109.19

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Solution

The fourth proportional to 6,427,414.86, 9,641,178.78 and 1,635,109.19 is: 2,452,678.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,414.86 : 9,641,178.78 = 1,635,109.19 : x
  2. Step 2: Convert to fraction form
    6,427,414.86/9,641,178.78 = 1,635,109.19/x
  3. Step 3: Cross multiply
    6,427,414.86x = 9,641,178.78 × 1,635,109.19
  4. Step 4: Simplify right side
    6,427,414.86x = 15,764,380,025,610.99
  5. Step 5: Solve for x
    x = 15,764,380,025,610.99/6,427,414.86
  6. Step 6: Final answer
    x = 2,452,678.16

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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.