Home / 38,310,136.80-57,465,205.20-11,383,792.80

Finding the Fourth Proportional to 38,310,136.80, 57,465,205.20 and 11,383,792.80

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Solution

The fourth proportional to 38,310,136.80, 57,465,205.20 and 11,383,792.80 is: 17,075,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310,136.80 : 57,465,205.20 = 11,383,792.80 : x
  2. Step 2: Convert to fraction form
    38,310,136.80/57,465,205.20 = 11,383,792.80/x
  3. Step 3: Cross multiply
    38,310,136.80x = 57,465,205.20 × 11,383,792.80
  4. Step 4: Simplify right side
    38,310,136.80x = 654,171,989,206,282.62
  5. Step 5: Solve for x
    x = 654,171,989,206,282.62/38,310,136.80
  6. Step 6: Final answer
    x = 17,075,689.20

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Similar ratio
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1.5x scale

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.