Home / 20,632,003.70-30,948,005.55-11,066,065.70

Finding the Fourth Proportional to 20,632,003.70, 30,948,005.55 and 11,066,065.70

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Solution

The fourth proportional to 20,632,003.70, 30,948,005.55 and 11,066,065.70 is: 16,599,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632,003.70 : 30,948,005.55 = 11,066,065.70 : x
  2. Step 2: Convert to fraction form
    20,632,003.70/30,948,005.55 = 11,066,065.70/x
  3. Step 3: Cross multiply
    20,632,003.70x = 30,948,005.55 × 11,066,065.70
  4. Step 4: Simplify right side
    20,632,003.70x = 342,472,662,700,264.62
  5. Step 5: Solve for x
    x = 342,472,662,700,264.62/20,632,003.70
  6. Step 6: Final answer
    x = 16,599,098.55

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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.