Home / 20,277,006.24-30,417,379.56-6,630,222.84

Finding the Fourth Proportional to 20,277,006.24, 30,417,379.56 and 6,630,222.84

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Solution

The fourth proportional to 20,277,006.24, 30,417,379.56 and 6,630,222.84 is: 9,945,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277,006.24 : 30,417,379.56 = 6,630,222.84 : x
  2. Step 2: Convert to fraction form
    20,277,006.24/30,417,379.56 = 6,630,222.84/x
  3. Step 3: Cross multiply
    20,277,006.24x = 30,417,379.56 × 6,630,222.84
  4. Step 4: Simplify right side
    20,277,006.24x = 201,674,004,691,661.12
  5. Step 5: Solve for x
    x = 201,674,004,691,661.12/20,277,006.24
  6. Step 6: Final answer
    x = 9,945,945.78

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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.