Home / 6,416,640.72-9,624,967.56-1,624,329.72

Finding the Fourth Proportional to 6,416,640.72, 9,624,967.56 and 1,624,329.72

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Solution

The fourth proportional to 6,416,640.72, 9,624,967.56 and 1,624,329.72 is: 2,436,496.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,640.72 : 9,624,967.56 = 1,624,329.72 : x
  2. Step 2: Convert to fraction form
    6,416,640.72/9,624,967.56 = 1,624,329.72/x
  3. Step 3: Cross multiply
    6,416,640.72x = 9,624,967.56 × 1,624,329.72
  4. Step 4: Simplify right side
    6,416,640.72x = 15,634,120,861,743.88
  5. Step 5: Solve for x
    x = 15,634,120,861,743.88/6,416,640.72
  6. Step 6: Final answer
    x = 2,436,496.22

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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.