Home / 19,908,639.22-27,459,254.07-15,014,067.61

Finding the Fourth Proportional to 19,908,639.22, 27,459,254.07 and 15,014,067.61

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Solution

The fourth proportional to 19,908,639.22, 27,459,254.07 and 15,014,067.61 is: 20,708,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908,639.22 : 27,459,254.07 = 15,014,067.61 : x
  2. Step 2: Convert to fraction form
    19,908,639.22/27,459,254.07 = 15,014,067.61/x
  3. Step 3: Cross multiply
    19,908,639.22x = 27,459,254.07 × 15,014,067.61
  4. Step 4: Simplify right side
    19,908,639.22x = 412,275,097,127,147.69
  5. Step 5: Solve for x
    x = 412,275,097,127,147.69/19,908,639.22
  6. Step 6: Final answer
    x = 20,708,351.41

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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.