Home / 9,795,786.74-13,517,840.91-5,385,480.27

Finding the Fourth Proportional to 9,795,786.74, 13,517,840.91 and 5,385,480.27

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Solution

The fourth proportional to 9,795,786.74, 13,517,840.91 and 5,385,480.27 is: 7,431,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795,786.74 : 13,517,840.91 = 5,385,480.27 : x
  2. Step 2: Convert to fraction form
    9,795,786.74/13,517,840.91 = 5,385,480.27/x
  3. Step 3: Cross multiply
    9,795,786.74x = 13,517,840.91 × 5,385,480.27
  4. Step 4: Simplify right side
    9,795,786.74x = 72,800,065,513,803.84
  5. Step 5: Solve for x
    x = 72,800,065,513,803.84/9,795,786.74
  6. Step 6: Final answer
    x = 7,431,773.22

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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.