Home / 32,928,136.38-45,440,828.20-18,441,448.38

Finding the Fourth Proportional to 32,928,136.38, 45,440,828.20 and 18,441,448.38

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Solution

The fourth proportional to 32,928,136.38, 45,440,828.20 and 18,441,448.38 is: 25,449,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928,136.38 : 45,440,828.20 = 18,441,448.38 : x
  2. Step 2: Convert to fraction form
    32,928,136.38/45,440,828.20 = 18,441,448.38/x
  3. Step 3: Cross multiply
    32,928,136.38x = 45,440,828.20 × 18,441,448.38
  4. Step 4: Simplify right side
    32,928,136.38x = 837,994,687,594,748.38
  5. Step 5: Solve for x
    x = 837,994,687,594,748.38/32,928,136.38
  6. Step 6: Final answer
    x = 25,449,198.76

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1.5x scale

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.