Home / 13,008,245.40-19,504,494.90-5,818,439.16

Finding the Fourth Proportional to 13,008,245.40, 19,504,494.90 and 5,818,439.16

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Solution

The fourth proportional to 13,008,245.40, 19,504,494.90 and 5,818,439.16 is: 8,724,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,245.40 : 19,504,494.90 = 5,818,439.16 : x
  2. Step 2: Convert to fraction form
    13,008,245.40/19,504,494.90 = 5,818,439.16/x
  3. Step 3: Cross multiply
    13,008,245.40x = 19,504,494.90 × 5,818,439.16
  4. Step 4: Simplify right side
    13,008,245.40x = 113,485,716,922,180.28
  5. Step 5: Solve for x
    x = 113,485,716,922,180.28/13,008,245.40
  6. Step 6: Final answer
    x = 8,724,137.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.