Home / 6,430,609.10-8,874,205.52-3,530,049.32

Finding the Fourth Proportional to 6,430,609.10, 8,874,205.52 and 3,530,049.32

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Solution

The fourth proportional to 6,430,609.10, 8,874,205.52 and 3,530,049.32 is: 4,871,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,609.10 : 8,874,205.52 = 3,530,049.32 : x
  2. Step 2: Convert to fraction form
    6,430,609.10/8,874,205.52 = 3,530,049.32/x
  3. Step 3: Cross multiply
    6,430,609.10x = 8,874,205.52 × 3,530,049.32
  4. Step 4: Simplify right side
    6,430,609.10x = 31,326,383,099,394.97
  5. Step 5: Solve for x
    x = 31,326,383,099,394.97/6,430,609.10
  6. Step 6: Final answer
    x = 4,871,448.82

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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.