Home / 13,042,822.80-19,564,234.20-11,825,101.20

Finding the Fourth Proportional to 13,042,822.80, 19,564,234.20 and 11,825,101.20

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Solution

The fourth proportional to 13,042,822.80, 19,564,234.20 and 11,825,101.20 is: 17,737,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,822.80 : 19,564,234.20 = 11,825,101.20 : x
  2. Step 2: Convert to fraction form
    13,042,822.80/19,564,234.20 = 11,825,101.20/x
  3. Step 3: Cross multiply
    13,042,822.80x = 19,564,234.20 × 11,825,101.20
  4. Step 4: Simplify right side
    13,042,822.80x = 231,349,049,315,501.03
  5. Step 5: Solve for x
    x = 231,349,049,315,501.03/13,042,822.80
  6. Step 6: Final answer
    x = 17,737,651.80

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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.