Home / 8,021,243.20-12,026,551.20-4,428,731.20

Finding the Fourth Proportional to 8,021,243.20, 12,026,551.20 and 4,428,731.20

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Solution

The fourth proportional to 8,021,243.20, 12,026,551.20 and 4,428,731.20 is: 6,640,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021,243.20 : 12,026,551.20 = 4,428,731.20 : x
  2. Step 2: Convert to fraction form
    8,021,243.20/12,026,551.20 = 4,428,731.20/x
  3. Step 3: Cross multiply
    8,021,243.20x = 12,026,551.20 × 4,428,731.20
  4. Step 4: Simplify right side
    8,021,243.20x = 53,262,362,527,837.44
  5. Step 5: Solve for x
    x = 53,262,362,527,837.44/8,021,243.20
  6. Step 6: Final answer
    x = 6,640,163.03

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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.