Home / 13,636,265.94-18,821,982.33-8,059,678.38

Finding the Fourth Proportional to 13,636,265.94, 18,821,982.33 and 8,059,678.38

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Solution

The fourth proportional to 13,636,265.94, 18,821,982.33 and 8,059,678.38 is: 11,124,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636,265.94 : 18,821,982.33 = 8,059,678.38 : x
  2. Step 2: Convert to fraction form
    13,636,265.94/18,821,982.33 = 8,059,678.38/x
  3. Step 3: Cross multiply
    13,636,265.94x = 18,821,982.33 × 8,059,678.38
  4. Step 4: Simplify right side
    13,636,265.94x = 151,699,124,053,843
  5. Step 5: Solve for x
    x = 151,699,124,053,843/13,636,265.94
  6. Step 6: Final answer
    x = 11,124,682.13

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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.