Home / 25,729,215.06-38,599,421.31-7,777,852.50

Finding the Fourth Proportional to 25,729,215.06, 38,599,421.31 and 7,777,852.50

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Solution

The fourth proportional to 25,729,215.06, 38,599,421.31 and 7,777,852.50 is: 11,668,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729,215.06 : 38,599,421.31 = 7,777,852.50 : x
  2. Step 2: Convert to fraction form
    25,729,215.06/38,599,421.31 = 7,777,852.50/x
  3. Step 3: Cross multiply
    25,729,215.06x = 38,599,421.31 × 7,777,852.50
  4. Step 4: Simplify right side
    25,729,215.06x = 300,220,605,534,536.81
  5. Step 5: Solve for x
    x = 300,220,605,534,536.81/25,729,215.06
  6. Step 6: Final answer
    x = 11,668,471.22

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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.