Home / 19,958,966.54-27,543,213.39-11,587,113.13

Finding the Fourth Proportional to 19,958,966.54, 27,543,213.39 and 11,587,113.13

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Solution

The fourth proportional to 19,958,966.54, 27,543,213.39 and 11,587,113.13 is: 15,990,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958,966.54 : 27,543,213.39 = 11,587,113.13 : x
  2. Step 2: Convert to fraction form
    19,958,966.54/27,543,213.39 = 11,587,113.13/x
  3. Step 3: Cross multiply
    19,958,966.54x = 27,543,213.39 × 11,587,113.13
  4. Step 4: Simplify right side
    19,958,966.54x = 319,146,329,375,944.75
  5. Step 5: Solve for x
    x = 319,146,329,375,944.75/19,958,966.54
  6. Step 6: Final answer
    x = 15,990,122.97

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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.