Home / 7,610,900.20-11,418,029.51-2,219,972.54

Finding the Fourth Proportional to 7,610,900.20, 11,418,029.51 and 2,219,972.54

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Solution

The fourth proportional to 7,610,900.20, 11,418,029.51 and 2,219,972.54 is: 3,330,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610,900.20 : 11,418,029.51 = 2,219,972.54 : x
  2. Step 2: Convert to fraction form
    7,610,900.20/11,418,029.51 = 2,219,972.54/x
  3. Step 3: Cross multiply
    7,610,900.20x = 11,418,029.51 × 2,219,972.54
  4. Step 4: Simplify right side
    7,610,900.20x = 25,347,711,917,406.99
  5. Step 5: Solve for x
    x = 25,347,711,917,406.99/7,610,900.20
  6. Step 6: Final answer
    x = 3,330,448.60

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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.