Home / 20,110,045.50-27,751,629.51-10,942,530.30

Finding the Fourth Proportional to 20,110,045.50, 27,751,629.51 and 10,942,530.30

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Solution

The fourth proportional to 20,110,045.50, 27,751,629.51 and 10,942,530.30 is: 15,100,564.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110,045.50 : 27,751,629.51 = 10,942,530.30 : x
  2. Step 2: Convert to fraction form
    20,110,045.50/27,751,629.51 = 10,942,530.30/x
  3. Step 3: Cross multiply
    20,110,045.50x = 27,751,629.51 × 10,942,530.30
  4. Step 4: Simplify right side
    20,110,045.50x = 303,673,046,787,549.19
  5. Step 5: Solve for x
    x = 303,673,046,787,549.19/20,110,045.50
  6. Step 6: Final answer
    x = 15,100,564.88

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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.