Home / 7,825,905.37-10,799,739.48-4,341,772.72

Finding the Fourth Proportional to 7,825,905.37, 10,799,739.48 and 4,341,772.72

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Solution

The fourth proportional to 7,825,905.37, 10,799,739.48 and 4,341,772.72 is: 5,991,640.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825,905.37 : 10,799,739.48 = 4,341,772.72 : x
  2. Step 2: Convert to fraction form
    7,825,905.37/10,799,739.48 = 4,341,772.72/x
  3. Step 3: Cross multiply
    7,825,905.37x = 10,799,739.48 × 4,341,772.72
  4. Step 4: Simplify right side
    7,825,905.37x = 46,890,014,257,370.98
  5. Step 5: Solve for x
    x = 46,890,014,257,370.98/7,825,905.37
  6. Step 6: Final answer
    x = 5,991,640.84

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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.