Home / 18,445,052.70-27,667,579.05-7,085,774.70

Finding the Fourth Proportional to 18,445,052.70, 27,667,579.05 and 7,085,774.70

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Solution

The fourth proportional to 18,445,052.70, 27,667,579.05 and 7,085,774.70 is: 10,628,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,052.70 : 27,667,579.05 = 7,085,774.70 : x
  2. Step 2: Convert to fraction form
    18,445,052.70/27,667,579.05 = 7,085,774.70/x
  3. Step 3: Cross multiply
    18,445,052.70x = 27,667,579.05 × 7,085,774.70
  4. Step 4: Simplify right side
    18,445,052.70x = 196,046,231,642,740.03
  5. Step 5: Solve for x
    x = 196,046,231,642,740.03/18,445,052.70
  6. Step 6: Final answer
    x = 10,628,662.05

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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.