Home / 5,120,792.02-7,066,835.58-2,829,100.33

Finding the Fourth Proportional to 5,120,792.02, 7,066,835.58 and 2,829,100.33

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Solution

The fourth proportional to 5,120,792.02, 7,066,835.58 and 2,829,100.33 is: 3,904,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,792.02 : 7,066,835.58 = 2,829,100.33 : x
  2. Step 2: Convert to fraction form
    5,120,792.02/7,066,835.58 = 2,829,100.33/x
  3. Step 3: Cross multiply
    5,120,792.02x = 7,066,835.58 × 2,829,100.33
  4. Step 4: Simplify right side
    5,120,792.02x = 19,992,786,871,433.74
  5. Step 5: Solve for x
    x = 19,992,786,871,433.74/5,120,792.02
  6. Step 6: Final answer
    x = 3,904,237.23

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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.