Home / 15,888,020.39-21,926,196.38-8,823,645.95

Finding the Fourth Proportional to 15,888,020.39, 21,926,196.38 and 8,823,645.95

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Solution

The fourth proportional to 15,888,020.39, 21,926,196.38 and 8,823,645.95 is: 12,177,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888,020.39 : 21,926,196.38 = 8,823,645.95 : x
  2. Step 2: Convert to fraction form
    15,888,020.39/21,926,196.38 = 8,823,645.95/x
  3. Step 3: Cross multiply
    15,888,020.39x = 21,926,196.38 × 8,823,645.95
  4. Step 4: Simplify right side
    15,888,020.39x = 193,468,993,733,542.47
  5. Step 5: Solve for x
    x = 193,468,993,733,542.47/15,888,020.39
  6. Step 6: Final answer
    x = 12,177,035.84

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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.