Home / 23,561,012.80-35,341,519.20-12,783,476.80

Finding the Fourth Proportional to 23,561,012.80, 35,341,519.20 and 12,783,476.80

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Solution

The fourth proportional to 23,561,012.80, 35,341,519.20 and 12,783,476.80 is: 19,175,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,561,012.80 : 35,341,519.20 = 12,783,476.80 : x
  2. Step 2: Convert to fraction form
    23,561,012.80/35,341,519.20 = 12,783,476.80/x
  3. Step 3: Cross multiply
    23,561,012.80x = 35,341,519.20 × 12,783,476.80
  4. Step 4: Simplify right side
    23,561,012.80x = 451,787,490,769,954.62
  5. Step 5: Solve for x
    x = 451,787,490,769,954.62/23,561,012.80
  6. Step 6: Final answer
    x = 19,175,215.20

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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.