Home / 16,387,530.32-22,611,415.68-9,416,861.48

Finding the Fourth Proportional to 16,387,530.32, 22,611,415.68 and 9,416,861.48

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Solution

The fourth proportional to 16,387,530.32, 22,611,415.68 and 9,416,861.48 is: 12,993,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387,530.32 : 22,611,415.68 = 9,416,861.48 : x
  2. Step 2: Convert to fraction form
    16,387,530.32/22,611,415.68 = 9,416,861.48/x
  3. Step 3: Cross multiply
    16,387,530.32x = 22,611,415.68 × 9,416,861.48
  4. Step 4: Simplify right side
    16,387,530.32x = 212,928,569,325,260
  5. Step 5: Solve for x
    x = 212,928,569,325,260/16,387,530.32
  6. Step 6: Final answer
    x = 12,993,328.78

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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.