Home / 18,286,850.33-27,430,220.81-4,639,970.33

Finding the Fourth Proportional to 18,286,850.33, 27,430,220.81 and 4,639,970.33

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Solution

The fourth proportional to 18,286,850.33, 27,430,220.81 and 4,639,970.33 is: 6,959,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286,850.33 : 27,430,220.81 = 4,639,970.33 : x
  2. Step 2: Convert to fraction form
    18,286,850.33/27,430,220.81 = 4,639,970.33/x
  3. Step 3: Cross multiply
    18,286,850.33x = 27,430,220.81 × 4,639,970.33
  4. Step 4: Simplify right side
    18,286,850.33x = 127,275,410,578,197.39
  5. Step 5: Solve for x
    x = 127,275,410,578,197.39/18,286,850.33
  6. Step 6: Final answer
    x = 6,959,941.61

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1.5x scale

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.