Home / 55,364,071.44-76,404,739.84-31,842,614.64

Finding the Fourth Proportional to 55,364,071.44, 76,404,739.84 and 31,842,614.64

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Solution

The fourth proportional to 55,364,071.44, 76,404,739.84 and 31,842,614.64 is: 43,944,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364,071.44 : 76,404,739.84 = 31,842,614.64 : x
  2. Step 2: Convert to fraction form
    55,364,071.44/76,404,739.84 = 31,842,614.64/x
  3. Step 3: Cross multiply
    55,364,071.44x = 76,404,739.84 × 31,842,614.64
  4. Step 4: Simplify right side
    55,364,071.44x = 2,432,926,687,394,575.50
  5. Step 5: Solve for x
    x = 2,432,926,687,394,575.50/55,364,071.44
  6. Step 6: Final answer
    x = 43,944,143.27

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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.