Home / 16,505,123.20-24,757,684.80-10,458,505.60

Finding the Fourth Proportional to 16,505,123.20, 24,757,684.80 and 10,458,505.60

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Solution

The fourth proportional to 16,505,123.20, 24,757,684.80 and 10,458,505.60 is: 15,687,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505,123.20 : 24,757,684.80 = 10,458,505.60 : x
  2. Step 2: Convert to fraction form
    16,505,123.20/24,757,684.80 = 10,458,505.60/x
  3. Step 3: Cross multiply
    16,505,123.20x = 24,757,684.80 × 10,458,505.60
  4. Step 4: Simplify right side
    16,505,123.20x = 258,928,385,123,834.88
  5. Step 5: Solve for x
    x = 258,928,385,123,834.88/16,505,123.20
  6. Step 6: Final answer
    x = 15,687,758.40

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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.