Home / 10,939,588.80-16,424,157.60-6,395,294.40

Finding the Fourth Proportional to 10,939,588.80, 16,424,157.60 and 6,395,294.40

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Solution

The fourth proportional to 10,939,588.80, 16,424,157.60 and 6,395,294.40 is: 9,601,578.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,939,588.80 : 16,424,157.60 = 6,395,294.40 : x
  2. Step 2: Convert to fraction form
    10,939,588.80/16,424,157.60 = 6,395,294.40/x
  3. Step 3: Cross multiply
    10,939,588.80x = 16,424,157.60 × 6,395,294.40
  4. Step 4: Simplify right side
    10,939,588.80x = 105,037,323,123,997.44
  5. Step 5: Solve for x
    x = 105,037,323,123,997.44/10,939,588.80
  6. Step 6: Final answer
    x = 9,601,578.73

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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.