Home / 9,486,320.88-13,091,120.06-5,135,403.99

Finding the Fourth Proportional to 9,486,320.88, 13,091,120.06 and 5,135,403.99

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Solution

The fourth proportional to 9,486,320.88, 13,091,120.06 and 5,135,403.99 is: 7,086,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,320.88 : 13,091,120.06 = 5,135,403.99 : x
  2. Step 2: Convert to fraction form
    9,486,320.88/13,091,120.06 = 5,135,403.99/x
  3. Step 3: Cross multiply
    9,486,320.88x = 13,091,120.06 × 5,135,403.99
  4. Step 4: Simplify right side
    9,486,320.88x = 67,228,190,164,016.02
  5. Step 5: Solve for x
    x = 67,228,190,164,016.02/9,486,320.88
  6. Step 6: Final answer
    x = 7,086,856.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.