Home / 5,205,754.72-7,183,891.47-2,999,807.11

Finding the Fourth Proportional to 5,205,754.72, 7,183,891.47 and 2,999,807.11

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Solution

The fourth proportional to 5,205,754.72, 7,183,891.47 and 2,999,807.11 is: 4,139,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,754.72 : 7,183,891.47 = 2,999,807.11 : x
  2. Step 2: Convert to fraction form
    5,205,754.72/7,183,891.47 = 2,999,807.11/x
  3. Step 3: Cross multiply
    5,205,754.72x = 7,183,891.47 × 2,999,807.11
  4. Step 4: Simplify right side
    5,205,754.72x = 21,550,288,709,174.35
  5. Step 5: Solve for x
    x = 21,550,288,709,174.35/5,205,754.72
  6. Step 6: Final answer
    x = 4,139,704.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.