Home / 12,861,201.10-17,723,991.84-12,624,843.50

Finding the Fourth Proportional to 12,861,201.10, 17,723,991.84 and 12,624,843.50

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Solution

The fourth proportional to 12,861,201.10, 17,723,991.84 and 12,624,843.50 is: 17,398,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,201.10 : 17,723,991.84 = 12,624,843.50 : x
  2. Step 2: Convert to fraction form
    12,861,201.10/17,723,991.84 = 12,624,843.50/x
  3. Step 3: Cross multiply
    12,861,201.10x = 17,723,991.84 × 12,624,843.50
  4. Step 4: Simplify right side
    12,861,201.10x = 223,762,623,175,277.03
  5. Step 5: Solve for x
    x = 223,762,623,175,277.03/12,861,201.10
  6. Step 6: Final answer
    x = 17,398,267.97

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1.5x scale

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.