Home / 18,441,928.80-27,662,893.20-8,875,990.80

Finding the Fourth Proportional to 18,441,928.80, 27,662,893.20 and 8,875,990.80

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Solution

The fourth proportional to 18,441,928.80, 27,662,893.20 and 8,875,990.80 is: 13,313,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,928.80 : 27,662,893.20 = 8,875,990.80 : x
  2. Step 2: Convert to fraction form
    18,441,928.80/27,662,893.20 = 8,875,990.80/x
  3. Step 3: Cross multiply
    18,441,928.80x = 27,662,893.20 × 8,875,990.80
  4. Step 4: Simplify right side
    18,441,928.80x = 245,535,585,544,582.56
  5. Step 5: Solve for x
    x = 245,535,585,544,582.56/18,441,928.80
  6. Step 6: Final answer
    x = 13,313,986.20

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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.