Home / 16,821,009.84-25,228,753.20-4,691,296.56

Finding the Fourth Proportional to 16,821,009.84, 25,228,753.20 and 4,691,296.56

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Solution

The fourth proportional to 16,821,009.84, 25,228,753.20 and 4,691,296.56 is: 7,036,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,009.84 : 25,228,753.20 = 4,691,296.56 : x
  2. Step 2: Convert to fraction form
    16,821,009.84/25,228,753.20 = 4,691,296.56/x
  3. Step 3: Cross multiply
    16,821,009.84x = 25,228,753.20 × 4,691,296.56
  4. Step 4: Simplify right side
    16,821,009.84x = 118,355,563,100,248.98
  5. Step 5: Solve for x
    x = 118,355,563,100,248.98/16,821,009.84
  6. Step 6: Final answer
    x = 7,036,174.65

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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.