Home / 30,188,523.57-45,197,749.92-27,127,423.41

Finding the Fourth Proportional to 30,188,523.57, 45,197,749.92 and 27,127,423.41

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Solution

The fourth proportional to 30,188,523.57, 45,197,749.92 and 27,127,423.41 is: 40,614,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,188,523.57 : 45,197,749.92 = 27,127,423.41 : x
  2. Step 2: Convert to fraction form
    30,188,523.57/45,197,749.92 = 27,127,423.41/x
  3. Step 3: Cross multiply
    30,188,523.57x = 45,197,749.92 × 27,127,423.41
  4. Step 4: Simplify right side
    30,188,523.57x = 1,226,098,499,259,133.75
  5. Step 5: Solve for x
    x = 1,226,098,499,259,133.75/30,188,523.57
  6. Step 6: Final answer
    x = 40,614,722.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.