Home / 7,823,456.91-11,735,060.67-2,143,681.23

Finding the Fourth Proportional to 7,823,456.91, 11,735,060.67 and 2,143,681.23

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Solution

The fourth proportional to 7,823,456.91, 11,735,060.67 and 2,143,681.23 is: 3,215,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823,456.91 : 11,735,060.67 = 2,143,681.23 : x
  2. Step 2: Convert to fraction form
    7,823,456.91/11,735,060.67 = 2,143,681.23/x
  3. Step 3: Cross multiply
    7,823,456.91x = 11,735,060.67 × 2,143,681.23
  4. Step 4: Simplify right side
    7,823,456.91x = 25,156,229,291,190.22
  5. Step 5: Solve for x
    x = 25,156,229,291,190.22/7,823,456.91
  6. Step 6: Final answer
    x = 3,215,487.68

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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.