Home / 20,544,766.13-28,351,234.64-11,724,059.32

Finding the Fourth Proportional to 20,544,766.13, 28,351,234.64 and 11,724,059.32

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Solution

The fourth proportional to 20,544,766.13, 28,351,234.64 and 11,724,059.32 is: 16,178,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544,766.13 : 28,351,234.64 = 11,724,059.32 : x
  2. Step 2: Convert to fraction form
    20,544,766.13/28,351,234.64 = 11,724,059.32/x
  3. Step 3: Cross multiply
    20,544,766.13x = 28,351,234.64 × 11,724,059.32
  4. Step 4: Simplify right side
    20,544,766.13x = 332,391,556,673,030.94
  5. Step 5: Solve for x
    x = 332,391,556,673,030.94/20,544,766.13
  6. Step 6: Final answer
    x = 16,178,892.21

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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.