Home / 13,824,102.10-20,736,153.15-8,508,313.30

Finding the Fourth Proportional to 13,824,102.10, 20,736,153.15 and 8,508,313.30

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Solution

The fourth proportional to 13,824,102.10, 20,736,153.15 and 8,508,313.30 is: 12,762,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,102.10 : 20,736,153.15 = 8,508,313.30 : x
  2. Step 2: Convert to fraction form
    13,824,102.10/20,736,153.15 = 8,508,313.30/x
  3. Step 3: Cross multiply
    13,824,102.10x = 20,736,153.15 × 8,508,313.30
  4. Step 4: Simplify right side
    13,824,102.10x = 176,429,687,636,981.91
  5. Step 5: Solve for x
    x = 176,429,687,636,981.91/13,824,102.10
  6. Step 6: Final answer
    x = 12,762,469.95

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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.