Home / 18,333,112.80-27,609,347.25-16,698,710.28

Finding the Fourth Proportional to 18,333,112.80, 27,609,347.25 and 16,698,710.28

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Solution

The fourth proportional to 18,333,112.80, 27,609,347.25 and 16,698,710.28 is: 25,147,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333,112.80 : 27,609,347.25 = 16,698,710.28 : x
  2. Step 2: Convert to fraction form
    18,333,112.80/27,609,347.25 = 16,698,710.28/x
  3. Step 3: Cross multiply
    18,333,112.80x = 27,609,347.25 × 16,698,710.28
  4. Step 4: Simplify right side
    18,333,112.80x = 461,040,490,747,664.69
  5. Step 5: Solve for x
    x = 461,040,490,747,664.69/18,333,112.80
  6. Step 6: Final answer
    x = 25,147,965.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.