Home / 13,935,794.39-19,231,396.25-7,824,354.11

Finding the Fourth Proportional to 13,935,794.39, 19,231,396.25 and 7,824,354.11

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Solution

The fourth proportional to 13,935,794.39, 19,231,396.25 and 7,824,354.11 is: 10,797,608.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935,794.39 : 19,231,396.25 = 7,824,354.11 : x
  2. Step 2: Convert to fraction form
    13,935,794.39/19,231,396.25 = 7,824,354.11/x
  3. Step 3: Cross multiply
    13,935,794.39x = 19,231,396.25 × 7,824,354.11
  4. Step 4: Simplify right side
    13,935,794.39x = 150,473,254,289,726.09
  5. Step 5: Solve for x
    x = 150,473,254,289,726.09/13,935,794.39
  6. Step 6: Final answer
    x = 10,797,608.67

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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.