Home / 11,811,977.28-17,719,443.36-4,622,582.52

Finding the Fourth Proportional to 11,811,977.28, 17,719,443.36 and 4,622,582.52

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Solution

The fourth proportional to 11,811,977.28, 17,719,443.36 and 4,622,582.52 is: 6,934,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,977.28 : 17,719,443.36 = 4,622,582.52 : x
  2. Step 2: Convert to fraction form
    11,811,977.28/17,719,443.36 = 4,622,582.52/x
  3. Step 3: Cross multiply
    11,811,977.28x = 17,719,443.36 × 4,622,582.52
  4. Step 4: Simplify right side
    11,811,977.28x = 81,909,589,140,066.06
  5. Step 5: Solve for x
    x = 81,909,589,140,066.06/11,811,977.28
  6. Step 6: Final answer
    x = 6,934,451.97

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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.