Home / 16,786,913.70-25,180,370.55-11,685,080.10

Finding the Fourth Proportional to 16,786,913.70, 25,180,370.55 and 11,685,080.10

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Solution

The fourth proportional to 16,786,913.70, 25,180,370.55 and 11,685,080.10 is: 17,527,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,913.70 : 25,180,370.55 = 11,685,080.10 : x
  2. Step 2: Convert to fraction form
    16,786,913.70/25,180,370.55 = 11,685,080.10/x
  3. Step 3: Cross multiply
    16,786,913.70x = 25,180,370.55 × 11,685,080.10
  4. Step 4: Simplify right side
    16,786,913.70x = 294,234,646,824,431.06
  5. Step 5: Solve for x
    x = 294,234,646,824,431.06/16,786,913.70
  6. Step 6: Final answer
    x = 17,527,620.15

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Double scale
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1.5x scale

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.