Home / 18,361,823.60-27,542,735.40-16,377,777.20

Finding the Fourth Proportional to 18,361,823.60, 27,542,735.40 and 16,377,777.20

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Solution

The fourth proportional to 18,361,823.60, 27,542,735.40 and 16,377,777.20 is: 24,566,665.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,823.60 : 27,542,735.40 = 16,377,777.20 : x
  2. Step 2: Convert to fraction form
    18,361,823.60/27,542,735.40 = 16,377,777.20/x
  3. Step 3: Cross multiply
    18,361,823.60x = 27,542,735.40 × 16,377,777.20
  4. Step 4: Simplify right side
    18,361,823.60x = 451,088,783,859,752.81
  5. Step 5: Solve for x
    x = 451,088,783,859,752.81/18,361,823.60
  6. Step 6: Final answer
    x = 24,566,665.80

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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.