Home / 5,205,776.22-7,183,921.14-2,999,828.61

Finding the Fourth Proportional to 5,205,776.22, 7,183,921.14 and 2,999,828.61

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Solution

The fourth proportional to 5,205,776.22, 7,183,921.14 and 2,999,828.61 is: 4,139,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,776.22 : 7,183,921.14 = 2,999,828.61 : x
  2. Step 2: Convert to fraction form
    5,205,776.22/7,183,921.14 = 2,999,828.61/x
  3. Step 3: Cross multiply
    5,205,776.22x = 7,183,921.14 × 2,999,828.61
  4. Step 4: Simplify right side
    5,205,776.22x = 21,550,532,167,755.81
  5. Step 5: Solve for x
    x = 21,550,532,167,755.81/5,205,776.22
  6. Step 6: Final answer
    x = 4,139,734.64

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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.