Home / 20,678,889.24-31,019,500.23-6,302,426.04

Finding the Fourth Proportional to 20,678,889.24, 31,019,500.23 and 6,302,426.04

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Solution

The fourth proportional to 20,678,889.24, 31,019,500.23 and 6,302,426.04 is: 9,453,994.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,678,889.24 : 31,019,500.23 = 6,302,426.04 : x
  2. Step 2: Convert to fraction form
    20,678,889.24/31,019,500.23 = 6,302,426.04/x
  3. Step 3: Cross multiply
    20,678,889.24x = 31,019,500.23 × 6,302,426.04
  4. Step 4: Simplify right side
    20,678,889.24x = 195,498,105,997,338
  5. Step 5: Solve for x
    x = 195,498,105,997,338/20,678,889.24
  6. Step 6: Final answer
    x = 9,453,994.54

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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.