Home / 27,566,998.05-38,014,260.06-18,271,340.46

Finding the Fourth Proportional to 27,566,998.05, 38,014,260.06 and 18,271,340.46

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Solution

The fourth proportional to 27,566,998.05, 38,014,260.06 and 18,271,340.46 is: 25,195,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,566,998.05 : 38,014,260.06 = 18,271,340.46 : x
  2. Step 2: Convert to fraction form
    27,566,998.05/38,014,260.06 = 18,271,340.46/x
  3. Step 3: Cross multiply
    27,566,998.05x = 38,014,260.06 × 18,271,340.46
  4. Step 4: Simplify right side
    27,566,998.05x = 694,571,487,891,240.12
  5. Step 5: Solve for x
    x = 694,571,487,891,240.12/27,566,998.05
  6. Step 6: Final answer
    x = 25,195,760.77

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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.