Home / 20,111,594.20-27,767,885.34-18,826,687.96

Finding the Fourth Proportional to 20,111,594.20, 27,767,885.34 and 18,826,687.96

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Solution

The fourth proportional to 20,111,594.20, 27,767,885.34 and 18,826,687.96 is: 25,993,827.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,111,594.20 : 27,767,885.34 = 18,826,687.96 : x
  2. Step 2: Convert to fraction form
    20,111,594.20/27,767,885.34 = 18,826,687.96/x
  3. Step 3: Cross multiply
    20,111,594.20x = 27,767,885.34 × 18,826,687.96
  4. Step 4: Simplify right side
    20,111,594.20x = 522,777,312,605,238.50
  5. Step 5: Solve for x
    x = 522,777,312,605,238.50/20,111,594.20
  6. Step 6: Final answer
    x = 25,993,827.61

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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.