Home / 6,409,863.57-9,615,585.79-2,090,758.94

Finding the Fourth Proportional to 6,409,863.57, 9,615,585.79 and 2,090,758.94

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Solution

The fourth proportional to 6,409,863.57, 9,615,585.79 and 2,090,758.94 is: 3,136,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409,863.57 : 9,615,585.79 = 2,090,758.94 : x
  2. Step 2: Convert to fraction form
    6,409,863.57/9,615,585.79 = 2,090,758.94/x
  3. Step 3: Cross multiply
    6,409,863.57x = 9,615,585.79 × 2,090,758.94
  4. Step 4: Simplify right side
    6,409,863.57x = 20,103,871,932,612.91
  5. Step 5: Solve for x
    x = 20,103,871,932,612.91/6,409,863.57
  6. Step 6: Final answer
    x = 3,136,396.23

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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.