Home / 5,147,628.26-7,716,674.64-1,907,360.52

Finding the Fourth Proportional to 5,147,628.26, 7,716,674.64 and 1,907,360.52

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Solution

The fourth proportional to 5,147,628.26, 7,716,674.64 and 1,907,360.52 is: 2,859,274.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,628.26 : 7,716,674.64 = 1,907,360.52 : x
  2. Step 2: Convert to fraction form
    5,147,628.26/7,716,674.64 = 1,907,360.52/x
  3. Step 3: Cross multiply
    5,147,628.26x = 7,716,674.64 × 1,907,360.52
  4. Step 4: Simplify right side
    5,147,628.26x = 14,718,480,554,021.21
  5. Step 5: Solve for x
    x = 14,718,480,554,021.21/5,147,628.26
  6. Step 6: Final answer
    x = 2,859,274.18

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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.