Home / 5,205,774.72-7,183,919.07-2,999,827.11

Finding the Fourth Proportional to 5,205,774.72, 7,183,919.07 and 2,999,827.11

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Solution

The fourth proportional to 5,205,774.72, 7,183,919.07 and 2,999,827.11 is: 4,139,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,774.72 : 7,183,919.07 = 2,999,827.11 : x
  2. Step 2: Convert to fraction form
    5,205,774.72/7,183,919.07 = 2,999,827.11/x
  3. Step 3: Cross multiply
    5,205,774.72x = 7,183,919.07 × 2,999,827.11
  4. Step 4: Simplify right side
    5,205,774.72x = 21,550,515,182,231.99
  5. Step 5: Solve for x
    x = 21,550,515,182,231.99/5,205,774.72
  6. Step 6: Final answer
    x = 4,139,732.57

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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.