Home / 5,291,950.40-7,939,999.20-2,096,532.80

Finding the Fourth Proportional to 5,291,950.40, 7,939,999.20 and 2,096,532.80

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Solution

The fourth proportional to 5,291,950.40, 7,939,999.20 and 2,096,532.80 is: 3,145,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291,950.40 : 7,939,999.20 = 2,096,532.80 : x
  2. Step 2: Convert to fraction form
    5,291,950.40/7,939,999.20 = 2,096,532.80/x
  3. Step 3: Cross multiply
    5,291,950.40x = 7,939,999.20 × 2,096,532.80
  4. Step 4: Simplify right side
    5,291,950.40x = 16,646,468,754,773.76
  5. Step 5: Solve for x
    x = 16,646,468,754,773.76/5,291,950.40
  6. Step 6: Final answer
    x = 3,145,620.71

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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.