Home / 6,429,138.34-8,871,564.87-3,850,752.82

Finding the Fourth Proportional to 6,429,138.34, 8,871,564.87 and 3,850,752.82

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Solution

The fourth proportional to 6,429,138.34, 8,871,564.87 and 3,850,752.82 is: 5,313,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,138.34 : 8,871,564.87 = 3,850,752.82 : x
  2. Step 2: Convert to fraction form
    6,429,138.34/8,871,564.87 = 3,850,752.82/x
  3. Step 3: Cross multiply
    6,429,138.34x = 8,871,564.87 × 3,850,752.82
  4. Step 4: Simplify right side
    6,429,138.34x = 34,162,203,440,965.43
  5. Step 5: Solve for x
    x = 34,162,203,440,965.43/6,429,138.34
  6. Step 6: Final answer
    x = 5,313,651.94

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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.