Home / 5,173,856.24-7,140,083.49-2,969,122.41

Finding the Fourth Proportional to 5,173,856.24, 7,140,083.49 and 2,969,122.41

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Solution

The fourth proportional to 5,173,856.24, 7,140,083.49 and 2,969,122.41 is: 4,097,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,856.24 : 7,140,083.49 = 2,969,122.41 : x
  2. Step 2: Convert to fraction form
    5,173,856.24/7,140,083.49 = 2,969,122.41/x
  3. Step 3: Cross multiply
    5,173,856.24x = 7,140,083.49 × 2,969,122.41
  4. Step 4: Simplify right side
    5,173,856.24x = 21,199,781,899,430.01
  5. Step 5: Solve for x
    x = 21,199,781,899,430.01/5,173,856.24
  6. Step 6: Final answer
    x = 4,097,481.83

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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.