Home / 19,627,208.20-27,085,097.48-12,289,086.91

Finding the Fourth Proportional to 19,627,208.20, 27,085,097.48 and 12,289,086.91

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Solution

The fourth proportional to 19,627,208.20, 27,085,097.48 and 12,289,086.91 is: 16,958,658.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627,208.20 : 27,085,097.48 = 12,289,086.91 : x
  2. Step 2: Convert to fraction form
    19,627,208.20/27,085,097.48 = 12,289,086.91/x
  3. Step 3: Cross multiply
    19,627,208.20x = 27,085,097.48 × 12,289,086.91
  4. Step 4: Simplify right side
    19,627,208.20x = 332,851,116,897,542
  5. Step 5: Solve for x
    x = 332,851,116,897,542/19,627,208.20
  6. Step 6: Final answer
    x = 16,958,658.28

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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.