Home / 25,324,078.23-34,947,258.84-13,721,632.56

Finding the Fourth Proportional to 25,324,078.23, 34,947,258.84 and 13,721,632.56

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Solution

The fourth proportional to 25,324,078.23, 34,947,258.84 and 13,721,632.56 is: 18,935,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324,078.23 : 34,947,258.84 = 13,721,632.56 : x
  2. Step 2: Convert to fraction form
    25,324,078.23/34,947,258.84 = 13,721,632.56/x
  3. Step 3: Cross multiply
    25,324,078.23x = 34,947,258.84 × 13,721,632.56
  4. Step 4: Simplify right side
    25,324,078.23x = 479,533,444,781,691.88
  5. Step 5: Solve for x
    x = 479,533,444,781,691.88/25,324,078.23
  6. Step 6: Final answer
    x = 18,935,869.67

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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.