Home / 7,353,049.20-11,021,977.30-2,802,876.74

Finding the Fourth Proportional to 7,353,049.20, 11,021,977.30 and 2,802,876.74

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Solution

The fourth proportional to 7,353,049.20, 11,021,977.30 and 2,802,876.74 is: 4,201,419.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,049.20 : 11,021,977.30 = 2,802,876.74 : x
  2. Step 2: Convert to fraction form
    7,353,049.20/11,021,977.30 = 2,802,876.74/x
  3. Step 3: Cross multiply
    7,353,049.20x = 11,021,977.30 × 2,802,876.74
  4. Step 4: Simplify right side
    7,353,049.20x = 30,893,243,802,978.01
  5. Step 5: Solve for x
    x = 30,893,243,802,978.01/7,353,049.20
  6. Step 6: Final answer
    x = 4,201,419.43

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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.