Home / 6,398,189.17-8,829,559.85-3,644,835.84

Finding the Fourth Proportional to 6,398,189.17, 8,829,559.85 and 3,644,835.84

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Solution

The fourth proportional to 6,398,189.17, 8,829,559.85 and 3,644,835.84 is: 5,029,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,189.17 : 8,829,559.85 = 3,644,835.84 : x
  2. Step 2: Convert to fraction form
    6,398,189.17/8,829,559.85 = 3,644,835.84/x
  3. Step 3: Cross multiply
    6,398,189.17x = 8,829,559.85 × 3,644,835.84
  4. Step 4: Simplify right side
    6,398,189.17x = 32,182,296,174,480.85
  5. Step 5: Solve for x
    x = 32,182,296,174,480.85/6,398,189.17
  6. Step 6: Final answer
    x = 5,029,906.95

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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.