Home / 19,838,896.69-27,377,740.86-11,018,346.37

Finding the Fourth Proportional to 19,838,896.69, 27,377,740.86 and 11,018,346.37

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Solution

The fourth proportional to 19,838,896.69, 27,377,740.86 and 11,018,346.37 is: 15,205,353.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838,896.69 : 27,377,740.86 = 11,018,346.37 : x
  2. Step 2: Convert to fraction form
    19,838,896.69/27,377,740.86 = 11,018,346.37/x
  3. Step 3: Cross multiply
    19,838,896.69x = 27,377,740.86 × 11,018,346.37
  4. Step 4: Simplify right side
    19,838,896.69x = 301,657,431,521,575.44
  5. Step 5: Solve for x
    x = 301,657,431,521,575.44/19,838,896.69
  6. Step 6: Final answer
    x = 15,205,353.21

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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.