Home / 18,042,883.80-27,011,181.60-16,991,811.60

Finding the Fourth Proportional to 18,042,883.80, 27,011,181.60 and 16,991,811.60

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Solution

The fourth proportional to 18,042,883.80, 27,011,181.60 and 16,991,811.60 is: 25,437,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042,883.80 : 27,011,181.60 = 16,991,811.60 : x
  2. Step 2: Convert to fraction form
    18,042,883.80/27,011,181.60 = 16,991,811.60/x
  3. Step 3: Cross multiply
    18,042,883.80x = 27,011,181.60 × 16,991,811.60
  4. Step 4: Simplify right side
    18,042,883.80x = 458,968,908,840,586.62
  5. Step 5: Solve for x
    x = 458,968,908,840,586.62/18,042,883.80
  6. Step 6: Final answer
    x = 25,437,669.16

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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.