Home / 19,842,468.36-27,381,680.85-11,022,491.31

Finding the Fourth Proportional to 19,842,468.36, 27,381,680.85 and 11,022,491.31

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Solution

The fourth proportional to 19,842,468.36, 27,381,680.85 and 11,022,491.31 is: 15,210,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,842,468.36 : 27,381,680.85 = 11,022,491.31 : x
  2. Step 2: Convert to fraction form
    19,842,468.36/27,381,680.85 = 11,022,491.31/x
  3. Step 3: Cross multiply
    19,842,468.36x = 27,381,680.85 × 11,022,491.31
  4. Step 4: Simplify right side
    19,842,468.36x = 301,814,339,290,772.62
  5. Step 5: Solve for x
    x = 301,814,339,290,772.62/19,842,468.36
  6. Step 6: Final answer
    x = 15,210,523.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.