Home / 21,556,035.65-32,322,090.56-7,171,250.91

Finding the Fourth Proportional to 21,556,035.65, 32,322,090.56 and 7,171,250.91

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Solution

The fourth proportional to 21,556,035.65, 32,322,090.56 and 7,171,250.91 is: 10,752,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,035.65 : 32,322,090.56 = 7,171,250.91 : x
  2. Step 2: Convert to fraction form
    21,556,035.65/32,322,090.56 = 7,171,250.91/x
  3. Step 3: Cross multiply
    21,556,035.65x = 32,322,090.56 × 7,171,250.91
  4. Step 4: Simplify right side
    21,556,035.65x = 231,789,821,305,646.16
  5. Step 5: Solve for x
    x = 231,789,821,305,646.16/21,556,035.65
  6. Step 6: Final answer
    x = 10,752,896.55

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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.