Home / 6,986,636.88-10,479,955.32-1,937,947.38

Finding the Fourth Proportional to 6,986,636.88, 10,479,955.32 and 1,937,947.38

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Solution

The fourth proportional to 6,986,636.88, 10,479,955.32 and 1,937,947.38 is: 2,906,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,636.88 : 10,479,955.32 = 1,937,947.38 : x
  2. Step 2: Convert to fraction form
    6,986,636.88/10,479,955.32 = 1,937,947.38/x
  3. Step 3: Cross multiply
    6,986,636.88x = 10,479,955.32 × 1,937,947.38
  4. Step 4: Simplify right side
    6,986,636.88x = 20,309,601,954,911.06
  5. Step 5: Solve for x
    x = 20,309,601,954,911.06/6,986,636.88
  6. Step 6: Final answer
    x = 2,906,921.07

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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.