Home / 7,889,821.92-11,827,627.43-2,837,579.76

Finding the Fourth Proportional to 7,889,821.92, 11,827,627.43 and 2,837,579.76

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Solution

The fourth proportional to 7,889,821.92, 11,827,627.43 and 2,837,579.76 is: 4,253,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,821.92 : 11,827,627.43 = 2,837,579.76 : x
  2. Step 2: Convert to fraction form
    7,889,821.92/11,827,627.43 = 2,837,579.76/x
  3. Step 3: Cross multiply
    7,889,821.92x = 11,827,627.43 × 2,837,579.76
  4. Step 4: Simplify right side
    7,889,821.92x = 33,561,836,190,000.92
  5. Step 5: Solve for x
    x = 33,561,836,190,000.92/7,889,821.92
  6. Step 6: Final answer
    x = 4,253,814.16

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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.