Home / 20,827,207.45-31,260,961.75-10,052,093.55

Finding the Fourth Proportional to 20,827,207.45, 31,260,961.75 and 10,052,093.55

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Solution

The fourth proportional to 20,827,207.45, 31,260,961.75 and 10,052,093.55 is: 15,087,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,827,207.45 : 31,260,961.75 = 10,052,093.55 : x
  2. Step 2: Convert to fraction form
    20,827,207.45/31,260,961.75 = 10,052,093.55/x
  3. Step 3: Cross multiply
    20,827,207.45x = 31,260,961.75 × 10,052,093.55
  4. Step 4: Simplify right side
    20,827,207.45x = 314,238,112,084,917.81
  5. Step 5: Solve for x
    x = 314,238,112,084,917.81/20,827,207.45
  6. Step 6: Final answer
    x = 15,087,865.85

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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.