Home / 8,702,205.85-11,993,842.93-6,374,152.37

Finding the Fourth Proportional to 8,702,205.85, 11,993,842.93 and 6,374,152.37

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Solution

The fourth proportional to 8,702,205.85, 11,993,842.93 and 6,374,152.37 is: 8,785,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,205.85 : 11,993,842.93 = 6,374,152.37 : x
  2. Step 2: Convert to fraction form
    8,702,205.85/11,993,842.93 = 6,374,152.37/x
  3. Step 3: Cross multiply
    8,702,205.85x = 11,993,842.93 × 6,374,152.37
  4. Step 4: Simplify right side
    8,702,205.85x = 76,450,582,337,667.25
  5. Step 5: Solve for x
    x = 76,450,582,337,667.25/8,702,205.85
  6. Step 6: Final answer
    x = 8,785,195.81

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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.