Home / 9,322,343.46-12,865,181.40-5,136,198.66

Finding the Fourth Proportional to 9,322,343.46, 12,865,181.40 and 5,136,198.66

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Solution

The fourth proportional to 9,322,343.46, 12,865,181.40 and 5,136,198.66 is: 7,088,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322,343.46 : 12,865,181.40 = 5,136,198.66 : x
  2. Step 2: Convert to fraction form
    9,322,343.46/12,865,181.40 = 5,136,198.66/x
  3. Step 3: Cross multiply
    9,322,343.46x = 12,865,181.40 × 5,136,198.66
  4. Step 4: Simplify right side
    9,322,343.46x = 66,078,127,467,336.93
  5. Step 5: Solve for x
    x = 66,078,127,467,336.93/9,322,343.46
  6. Step 6: Final answer
    x = 7,088,145.57

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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.