Home / 6,729,493.76-9,286,692.48-4,315,040

Finding the Fourth Proportional to 6,729,493.76, 9,286,692.48 and 4,315,040

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Solution

The fourth proportional to 6,729,493.76, 9,286,692.48 and 4,315,040 is: 5,954,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729,493.76 : 9,286,692.48 = 4,315,040 : x
  2. Step 2: Convert to fraction form
    6,729,493.76/9,286,692.48 = 4,315,040/x
  3. Step 3: Cross multiply
    6,729,493.76x = 9,286,692.48 × 4,315,040
  4. Step 4: Simplify right side
    6,729,493.76x = 40,072,449,518,899.20
  5. Step 5: Solve for x
    x = 40,072,449,518,899.20/6,729,493.76
  6. Step 6: Final answer
    x = 5,954,749.49

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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.