Home / 4,443,428.70-6,665,143.05-4,097,007.90

Finding the Fourth Proportional to 4,443,428.70, 6,665,143.05 and 4,097,007.90

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Solution

The fourth proportional to 4,443,428.70, 6,665,143.05 and 4,097,007.90 is: 6,145,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443,428.70 : 6,665,143.05 = 4,097,007.90 : x
  2. Step 2: Convert to fraction form
    4,443,428.70/6,665,143.05 = 4,097,007.90/x
  3. Step 3: Cross multiply
    4,443,428.70x = 6,665,143.05 × 4,097,007.90
  4. Step 4: Simplify right side
    4,443,428.70x = 27,307,143,730,480.09
  5. Step 5: Solve for x
    x = 27,307,143,730,480.09/4,443,428.70
  6. Step 6: Final answer
    x = 6,145,511.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.