Home / 5,161,201.85-7,122,486.24-2,838,244.16

Finding the Fourth Proportional to 5,161,201.85, 7,122,486.24 and 2,838,244.16

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Solution

The fourth proportional to 5,161,201.85, 7,122,486.24 and 2,838,244.16 is: 3,916,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,201.85 : 7,122,486.24 = 2,838,244.16 : x
  2. Step 2: Convert to fraction form
    5,161,201.85/7,122,486.24 = 2,838,244.16/x
  3. Step 3: Cross multiply
    5,161,201.85x = 7,122,486.24 × 2,838,244.16
  4. Step 4: Simplify right side
    5,161,201.85x = 20,215,354,939,747.93
  5. Step 5: Solve for x
    x = 20,215,354,939,747.93/5,161,201.85
  6. Step 6: Final answer
    x = 3,916,792.16

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1.5x scale

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.