Home / 8,156,792.84-11,256,149.63-4,485,709.40

Finding the Fourth Proportional to 8,156,792.84, 11,256,149.63 and 4,485,709.40

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Solution

The fourth proportional to 8,156,792.84, 11,256,149.63 and 4,485,709.40 is: 6,190,155.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,792.84 : 11,256,149.63 = 4,485,709.40 : x
  2. Step 2: Convert to fraction form
    8,156,792.84/11,256,149.63 = 4,485,709.40/x
  3. Step 3: Cross multiply
    8,156,792.84x = 11,256,149.63 × 4,485,709.40
  4. Step 4: Simplify right side
    8,156,792.84x = 50,491,816,180,668.98
  5. Step 5: Solve for x
    x = 50,491,816,180,668.98/8,156,792.84
  6. Step 6: Final answer
    x = 6,190,155.51

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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.