Home / 7,100,220.24-10,639,491.88-4,215,907.04

Finding the Fourth Proportional to 7,100,220.24, 10,639,491.88 and 4,215,907.04

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Solution

The fourth proportional to 7,100,220.24, 10,639,491.88 and 4,215,907.04 is: 6,317,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,220.24 : 10,639,491.88 = 4,215,907.04 : x
  2. Step 2: Convert to fraction form
    7,100,220.24/10,639,491.88 = 4,215,907.04/x
  3. Step 3: Cross multiply
    7,100,220.24x = 10,639,491.88 × 4,215,907.04
  4. Step 4: Simplify right side
    7,100,220.24x = 44,855,108,676,257.15
  5. Step 5: Solve for x
    x = 44,855,108,676,257.15/7,100,220.24
  6. Step 6: Final answer
    x = 6,317,424.98

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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.