Home / 5,205,179.14-7,183,146.09-2,913,339.76

Finding the Fourth Proportional to 5,205,179.14, 7,183,146.09 and 2,913,339.76

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Solution

The fourth proportional to 5,205,179.14, 7,183,146.09 and 2,913,339.76 is: 4,020,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,179.14 : 7,183,146.09 = 2,913,339.76 : x
  2. Step 2: Convert to fraction form
    5,205,179.14/7,183,146.09 = 2,913,339.76/x
  3. Step 3: Cross multiply
    5,205,179.14x = 7,183,146.09 × 2,913,339.76
  4. Step 4: Simplify right side
    5,205,179.14x = 20,926,945,105,885.54
  5. Step 5: Solve for x
    x = 20,926,945,105,885.54/5,205,179.14
  6. Step 6: Final answer
    x = 4,020,408.24

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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.