Home / 15,084,727.44-20,817,396-8,558,631.96

Finding the Fourth Proportional to 15,084,727.44, 20,817,396 and 8,558,631.96

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Solution

The fourth proportional to 15,084,727.44, 20,817,396 and 8,558,631.96 is: 11,811,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,084,727.44 : 20,817,396 = 8,558,631.96 : x
  2. Step 2: Convert to fraction form
    15,084,727.44/20,817,396 = 8,558,631.96/x
  3. Step 3: Cross multiply
    15,084,727.44x = 20,817,396 × 8,558,631.96
  4. Step 4: Simplify right side
    15,084,727.44x = 178,168,430,729,576.19
  5. Step 5: Solve for x
    x = 178,168,430,729,576.19/15,084,727.44
  6. Step 6: Final answer
    x = 11,811,179.98

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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.