Home / 7,824,150.92-11,727,943.08-2,631,817.47

Finding the Fourth Proportional to 7,824,150.92, 11,727,943.08 and 2,631,817.47

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Solution

The fourth proportional to 7,824,150.92, 11,727,943.08 and 2,631,817.47 is: 3,944,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,150.92 : 11,727,943.08 = 2,631,817.47 : x
  2. Step 2: Convert to fraction form
    7,824,150.92/11,727,943.08 = 2,631,817.47/x
  3. Step 3: Cross multiply
    7,824,150.92x = 11,727,943.08 × 2,631,817.47
  4. Step 4: Simplify right side
    7,824,150.92x = 30,865,805,485,109.61
  5. Step 5: Solve for x
    x = 30,865,805,485,109.61/7,824,150.92
  6. Step 6: Final answer
    x = 3,944,939.94

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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.