Home / 54,624,513.60-81,883,515.32-21,825,305.10

Finding the Fourth Proportional to 54,624,513.60, 81,883,515.32 and 21,825,305.10

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Solution

The fourth proportional to 54,624,513.60, 81,883,515.32 and 21,825,305.10 is: 32,716,679.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,624,513.60 : 81,883,515.32 = 21,825,305.10 : x
  2. Step 2: Convert to fraction form
    54,624,513.60/81,883,515.32 = 21,825,305.10/x
  3. Step 3: Cross multiply
    54,624,513.60x = 81,883,515.32 × 21,825,305.10
  4. Step 4: Simplify right side
    54,624,513.60x = 1,787,132,704,410,397.75
  5. Step 5: Solve for x
    x = 1,787,132,704,410,397.75/54,624,513.60
  6. Step 6: Final answer
    x = 32,716,679.50

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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.