Home / 38,998,004.13-53,873,301.86-31,147,208.53

Finding the Fourth Proportional to 38,998,004.13, 53,873,301.86 and 31,147,208.53

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Solution

The fourth proportional to 38,998,004.13, 53,873,301.86 and 31,147,208.53 is: 43,027,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998,004.13 : 53,873,301.86 = 31,147,208.53 : x
  2. Step 2: Convert to fraction form
    38,998,004.13/53,873,301.86 = 31,147,208.53/x
  3. Step 3: Cross multiply
    38,998,004.13x = 53,873,301.86 × 31,147,208.53
  4. Step 4: Simplify right side
    38,998,004.13x = 1,678,002,967,233,057
  5. Step 5: Solve for x
    x = 1,678,002,967,233,057/38,998,004.13
  6. Step 6: Final answer
    x = 43,027,919.11

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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.