Home / 25,838,067.31-38,764,667.71-7,642,747.02

Finding the Fourth Proportional to 25,838,067.31, 38,764,667.71 and 7,642,747.02

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Solution

The fourth proportional to 25,838,067.31, 38,764,667.71 and 7,642,747.02 is: 11,466,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,838,067.31 : 38,764,667.71 = 7,642,747.02 : x
  2. Step 2: Convert to fraction form
    25,838,067.31/38,764,667.71 = 7,642,747.02/x
  3. Step 3: Cross multiply
    25,838,067.31x = 38,764,667.71 × 7,642,747.02
  4. Step 4: Simplify right side
    25,838,067.31x = 296,268,548,621,892.69
  5. Step 5: Solve for x
    x = 296,268,548,621,892.69/25,838,067.31
  6. Step 6: Final answer
    x = 11,466,358.73

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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.