Home / 16,450,137.20-22,701,898.64-9,107,970.12

Finding the Fourth Proportional to 16,450,137.20, 22,701,898.64 and 9,107,970.12

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Solution

The fourth proportional to 16,450,137.20, 22,701,898.64 and 9,107,970.12 is: 12,569,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450,137.20 : 22,701,898.64 = 9,107,970.12 : x
  2. Step 2: Convert to fraction form
    16,450,137.20/22,701,898.64 = 9,107,970.12/x
  3. Step 3: Cross multiply
    16,450,137.20x = 22,701,898.64 × 9,107,970.12
  4. Step 4: Simplify right side
    16,450,137.20x = 206,768,214,480,388.62
  5. Step 5: Solve for x
    x = 206,768,214,480,388.62/16,450,137.20
  6. Step 6: Final answer
    x = 12,569,391.49

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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.