Home / 6,438,469.61-8,885,058.94-3,537,852.05

Finding the Fourth Proportional to 6,438,469.61, 8,885,058.94 and 3,537,852.05

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Solution

The fourth proportional to 6,438,469.61, 8,885,058.94 and 3,537,852.05 is: 4,882,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,469.61 : 8,885,058.94 = 3,537,852.05 : x
  2. Step 2: Convert to fraction form
    6,438,469.61/8,885,058.94 = 3,537,852.05/x
  3. Step 3: Cross multiply
    6,438,469.61x = 8,885,058.94 × 3,537,852.05
  4. Step 4: Simplify right side
    6,438,469.61x = 31,434,023,985,249.82
  5. Step 5: Solve for x
    x = 31,434,023,985,249.82/6,438,469.61
  6. Step 6: Final answer
    x = 4,882,219.83

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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.