Home / 16,885,918.10-23,302,586.90-9,150,960.40

Finding the Fourth Proportional to 16,885,918.10, 23,302,586.90 and 9,150,960.40

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Solution

The fourth proportional to 16,885,918.10, 23,302,586.90 and 9,150,960.40 is: 12,628,336.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885,918.10 : 23,302,586.90 = 9,150,960.40 : x
  2. Step 2: Convert to fraction form
    16,885,918.10/23,302,586.90 = 9,150,960.40/x
  3. Step 3: Cross multiply
    16,885,918.10x = 23,302,586.90 × 9,150,960.40
  4. Step 4: Simplify right side
    16,885,918.10x = 213,241,049,939,458.75
  5. Step 5: Solve for x
    x = 213,241,049,939,458.75/16,885,918.10
  6. Step 6: Final answer
    x = 12,628,336.15

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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.