Home / 18,018,726.82-24,865,835.19-9,758,789.51

Finding the Fourth Proportional to 18,018,726.82, 24,865,835.19 and 9,758,789.51

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Solution

The fourth proportional to 18,018,726.82, 24,865,835.19 and 9,758,789.51 is: 13,467,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,726.82 : 24,865,835.19 = 9,758,789.51 : x
  2. Step 2: Convert to fraction form
    18,018,726.82/24,865,835.19 = 9,758,789.51/x
  3. Step 3: Cross multiply
    18,018,726.82x = 24,865,835.19 × 9,758,789.51
  4. Step 4: Simplify right side
    18,018,726.82x = 242,660,451,448,636.25
  5. Step 5: Solve for x
    x = 242,660,451,448,636.25/18,018,726.82
  6. Step 6: Final answer
    x = 13,467,125.28

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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.