Home / 25,729,215.56-38,599,422.06-7,777,853

Finding the Fourth Proportional to 25,729,215.56, 38,599,422.06 and 7,777,853

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Solution

The fourth proportional to 25,729,215.56, 38,599,422.06 and 7,777,853 is: 11,668,471.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729,215.56 : 38,599,422.06 = 7,777,853 : x
  2. Step 2: Convert to fraction form
    25,729,215.56/38,599,422.06 = 7,777,853/x
  3. Step 3: Cross multiply
    25,729,215.56x = 38,599,422.06 × 7,777,853
  4. Step 4: Simplify right side
    25,729,215.56x = 300,220,630,667,637.19
  5. Step 5: Solve for x
    x = 300,220,630,667,637.19/25,729,215.56
  6. Step 6: Final answer
    x = 11,668,471.97

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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.