Home / 5,198,568.71-7,173,543.38-2,875,411.23

Finding the Fourth Proportional to 5,198,568.71, 7,173,543.38 and 2,875,411.23

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Solution

The fourth proportional to 5,198,568.71, 7,173,543.38 and 2,875,411.23 is: 3,967,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,568.71 : 7,173,543.38 = 2,875,411.23 : x
  2. Step 2: Convert to fraction form
    5,198,568.71/7,173,543.38 = 2,875,411.23/x
  3. Step 3: Cross multiply
    5,198,568.71x = 7,173,543.38 × 2,875,411.23
  4. Step 4: Simplify right side
    5,198,568.71x = 20,626,887,193,744.16
  5. Step 5: Solve for x
    x = 20,626,887,193,744.16/5,198,568.71
  6. Step 6: Final answer
    x = 3,967,801.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.