Home / 18,445,080.70-27,667,621.05-10,792,330.30

Finding the Fourth Proportional to 18,445,080.70, 27,667,621.05 and 10,792,330.30

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Solution

The fourth proportional to 18,445,080.70, 27,667,621.05 and 10,792,330.30 is: 16,188,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,080.70 : 27,667,621.05 = 10,792,330.30 : x
  2. Step 2: Convert to fraction form
    18,445,080.70/27,667,621.05 = 10,792,330.30/x
  3. Step 3: Cross multiply
    18,445,080.70x = 27,667,621.05 × 10,792,330.30
  4. Step 4: Simplify right side
    18,445,080.70x = 298,598,104,986,832.81
  5. Step 5: Solve for x
    x = 298,598,104,986,832.81/18,445,080.70
  6. Step 6: Final answer
    x = 16,188,495.45

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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.