Home / 19,645,186.38-27,106,758.45-10,943,142.54

Finding the Fourth Proportional to 19,645,186.38, 27,106,758.45 and 10,943,142.54

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Solution

The fourth proportional to 19,645,186.38, 27,106,758.45 and 10,943,142.54 is: 15,099,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645,186.38 : 27,106,758.45 = 10,943,142.54 : x
  2. Step 2: Convert to fraction form
    19,645,186.38/27,106,758.45 = 10,943,142.54/x
  3. Step 3: Cross multiply
    19,645,186.38x = 27,106,758.45 × 10,943,142.54
  4. Step 4: Simplify right side
    19,645,186.38x = 296,633,121,515,699.44
  5. Step 5: Solve for x
    x = 296,633,121,515,699.44/19,645,186.38
  6. Step 6: Final answer
    x = 15,099,532.06

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1.5x scale

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.