Home / 10,053,843.68-13,873,889.76-5,470,183.28

Finding the Fourth Proportional to 10,053,843.68, 13,873,889.76 and 5,470,183.28

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Solution

The fourth proportional to 10,053,843.68, 13,873,889.76 and 5,470,183.28 is: 7,548,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053,843.68 : 13,873,889.76 = 5,470,183.28 : x
  2. Step 2: Convert to fraction form
    10,053,843.68/13,873,889.76 = 5,470,183.28/x
  3. Step 3: Cross multiply
    10,053,843.68x = 13,873,889.76 × 5,470,183.28
  4. Step 4: Simplify right side
    10,053,843.68x = 75,892,719,793,715.22
  5. Step 5: Solve for x
    x = 75,892,719,793,715.22/10,053,843.68
  6. Step 6: Final answer
    x = 7,548,627.39

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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.