Home / 9,997,181.60-14,994,217.20-2,808,010.40

Finding the Fourth Proportional to 9,997,181.60, 14,994,217.20 and 2,808,010.40

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Solution

The fourth proportional to 9,997,181.60, 14,994,217.20 and 2,808,010.40 is: 4,211,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,181.60 : 14,994,217.20 = 2,808,010.40 : x
  2. Step 2: Convert to fraction form
    9,997,181.60/14,994,217.20 = 2,808,010.40/x
  3. Step 3: Cross multiply
    9,997,181.60x = 14,994,217.20 × 2,808,010.40
  4. Step 4: Simplify right side
    9,997,181.60x = 42,103,917,837,458.88
  5. Step 5: Solve for x
    x = 42,103,917,837,458.88/9,997,181.60
  6. Step 6: Final answer
    x = 4,211,578.78

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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.