Home / 13,943,043.14-19,240,696.48-7,747,956.81

Finding the Fourth Proportional to 13,943,043.14, 19,240,696.48 and 7,747,956.81

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Solution

The fourth proportional to 13,943,043.14, 19,240,696.48 and 7,747,956.81 is: 10,691,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,043.14 : 19,240,696.48 = 7,747,956.81 : x
  2. Step 2: Convert to fraction form
    13,943,043.14/19,240,696.48 = 7,747,956.81/x
  3. Step 3: Cross multiply
    13,943,043.14x = 19,240,696.48 × 7,747,956.81
  4. Step 4: Simplify right side
    13,943,043.14x = 149,076,085,337,940.47
  5. Step 5: Solve for x
    x = 149,076,085,337,940.47/13,943,043.14
  6. Step 6: Final answer
    x = 10,691,789.73

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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.