Home / 10,972,991.04-15,142,849.20-6,078,288.21

Finding the Fourth Proportional to 10,972,991.04, 15,142,849.20 and 6,078,288.21

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Solution

The fourth proportional to 10,972,991.04, 15,142,849.20 and 6,078,288.21 is: 8,388,105.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,991.04 : 15,142,849.20 = 6,078,288.21 : x
  2. Step 2: Convert to fraction form
    10,972,991.04/15,142,849.20 = 6,078,288.21/x
  3. Step 3: Cross multiply
    10,972,991.04x = 15,142,849.20 × 6,078,288.21
  4. Step 4: Simplify right side
    10,972,991.04x = 92,042,601,758,167.92
  5. Step 5: Solve for x
    x = 92,042,601,758,167.92/10,972,991.04
  6. Step 6: Final answer
    x = 8,388,105.07

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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.