Home / 18,685,888.92-25,784,702.46-10,844,181.72

Finding the Fourth Proportional to 18,685,888.92, 25,784,702.46 and 10,844,181.72

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Solution

The fourth proportional to 18,685,888.92, 25,784,702.46 and 10,844,181.72 is: 14,963,912.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,685,888.92 : 25,784,702.46 = 10,844,181.72 : x
  2. Step 2: Convert to fraction form
    18,685,888.92/25,784,702.46 = 10,844,181.72/x
  3. Step 3: Cross multiply
    18,685,888.92x = 25,784,702.46 × 10,844,181.72
  4. Step 4: Simplify right side
    18,685,888.92x = 279,613,999,072,371.06
  5. Step 5: Solve for x
    x = 279,613,999,072,371.06/18,685,888.92
  6. Step 6: Final answer
    x = 14,963,912.09

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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.