Home / 8,470,181.82-12,705,825.69-6,202,492.86

Finding the Fourth Proportional to 8,470,181.82, 12,705,825.69 and 6,202,492.86

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Solution

The fourth proportional to 8,470,181.82, 12,705,825.69 and 6,202,492.86 is: 9,304,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,181.82 : 12,705,825.69 = 6,202,492.86 : x
  2. Step 2: Convert to fraction form
    8,470,181.82/12,705,825.69 = 6,202,492.86/x
  3. Step 3: Cross multiply
    8,470,181.82x = 12,705,825.69 × 6,202,492.86
  4. Step 4: Simplify right side
    8,470,181.82x = 78,807,793,122,629.58
  5. Step 5: Solve for x
    x = 78,807,793,122,629.58/8,470,181.82
  6. Step 6: Final answer
    x = 9,304,144.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.