Home / 16,821,933.69-23,214,289.23-9,086,976.12

Finding the Fourth Proportional to 16,821,933.69, 23,214,289.23 and 9,086,976.12

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Solution

The fourth proportional to 16,821,933.69, 23,214,289.23 and 9,086,976.12 is: 12,540,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,933.69 : 23,214,289.23 = 9,086,976.12 : x
  2. Step 2: Convert to fraction form
    16,821,933.69/23,214,289.23 = 9,086,976.12/x
  3. Step 3: Cross multiply
    16,821,933.69x = 23,214,289.23 × 9,086,976.12
  4. Step 4: Simplify right side
    16,821,933.69x = 210,947,691,875,783.19
  5. Step 5: Solve for x
    x = 210,947,691,875,783.19/16,821,933.69
  6. Step 6: Final answer
    x = 12,540,038.25

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1.5x scale

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.