Home / 15,484,100.49-21,366,848.39-8,608,163.85

Finding the Fourth Proportional to 15,484,100.49, 21,366,848.39 and 8,608,163.85

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Solution

The fourth proportional to 15,484,100.49, 21,366,848.39 and 8,608,163.85 is: 11,878,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484,100.49 : 21,366,848.39 = 8,608,163.85 : x
  2. Step 2: Convert to fraction form
    15,484,100.49/21,366,848.39 = 8,608,163.85/x
  3. Step 3: Cross multiply
    15,484,100.49x = 21,366,848.39 × 8,608,163.85
  4. Step 4: Simplify right side
    15,484,100.49x = 183,929,331,856,187.88
  5. Step 5: Solve for x
    x = 183,929,331,856,187.88/15,484,100.49
  6. Step 6: Final answer
    x = 11,878,593.27

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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.