Home / 7,450,735.70-11,167,246.20-6,689,003.60

Finding the Fourth Proportional to 7,450,735.70, 11,167,246.20 and 6,689,003.60

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Solution

The fourth proportional to 7,450,735.70, 11,167,246.20 and 6,689,003.60 is: 10,025,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,735.70 : 11,167,246.20 = 6,689,003.60 : x
  2. Step 2: Convert to fraction form
    7,450,735.70/11,167,246.20 = 6,689,003.60/x
  3. Step 3: Cross multiply
    7,450,735.70x = 11,167,246.20 × 6,689,003.60
  4. Step 4: Simplify right side
    7,450,735.70x = 74,697,750,033,886.31
  5. Step 5: Solve for x
    x = 74,697,750,033,886.31/7,450,735.70
  6. Step 6: Final answer
    x = 10,025,553.59

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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.