Home / 36,289,420.20-50,079,491.62-19,769,665.16

Finding the Fourth Proportional to 36,289,420.20, 50,079,491.62 and 19,769,665.16

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Solution

The fourth proportional to 36,289,420.20, 50,079,491.62 and 19,769,665.16 is: 27,282,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289,420.20 : 50,079,491.62 = 19,769,665.16 : x
  2. Step 2: Convert to fraction form
    36,289,420.20/50,079,491.62 = 19,769,665.16/x
  3. Step 3: Cross multiply
    36,289,420.20x = 50,079,491.62 × 19,769,665.16
  4. Step 4: Simplify right side
    36,289,420.20x = 990,054,780,710,425.88
  5. Step 5: Solve for x
    x = 990,054,780,710,425.88/36,289,420.20
  6. Step 6: Final answer
    x = 27,282,187.90

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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.