Home / 8,000,721.53-11,996,222.43-3,137,201.45

Finding the Fourth Proportional to 8,000,721.53, 11,996,222.43 and 3,137,201.45

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Solution

The fourth proportional to 8,000,721.53, 11,996,222.43 and 3,137,201.45 is: 4,703,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000,721.53 : 11,996,222.43 = 3,137,201.45 : x
  2. Step 2: Convert to fraction form
    8,000,721.53/11,996,222.43 = 3,137,201.45/x
  3. Step 3: Cross multiply
    8,000,721.53x = 11,996,222.43 × 3,137,201.45
  4. Step 4: Simplify right side
    8,000,721.53x = 37,634,566,410,366.33
  5. Step 5: Solve for x
    x = 37,634,566,410,366.33/8,000,721.53
  6. Step 6: Final answer
    x = 4,703,896.55

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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.