Home / 5,919,669-8,169,143.22-3,203,415

Finding the Fourth Proportional to 5,919,669, 8,169,143.22 and 3,203,415

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Solution

The fourth proportional to 5,919,669, 8,169,143.22 and 3,203,415 is: 4,420,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919,669 : 8,169,143.22 = 3,203,415 : x
  2. Step 2: Convert to fraction form
    5,919,669/8,169,143.22 = 3,203,415/x
  3. Step 3: Cross multiply
    5,919,669x = 8,169,143.22 × 3,203,415
  4. Step 4: Simplify right side
    5,919,669x = 26,169,155,928,096.30
  5. Step 5: Solve for x
    x = 26,169,155,928,096.30/5,919,669
  6. Step 6: Final answer
    x = 4,420,712.70

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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.