Home / 6,463,723.67-8,920,000.76-3,563,218.34

Finding the Fourth Proportional to 6,463,723.67, 8,920,000.76 and 3,563,218.34

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Solution

The fourth proportional to 6,463,723.67, 8,920,000.76 and 3,563,218.34 is: 4,917,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463,723.67 : 8,920,000.76 = 3,563,218.34 : x
  2. Step 2: Convert to fraction form
    6,463,723.67/8,920,000.76 = 3,563,218.34/x
  3. Step 3: Cross multiply
    6,463,723.67x = 8,920,000.76 × 3,563,218.34
  4. Step 4: Simplify right side
    6,463,723.67x = 31,783,910,300,845.94
  5. Step 5: Solve for x
    x = 31,783,910,300,845.94/6,463,723.67
  6. Step 6: Final answer
    x = 4,917,275.54

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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.