Home / 18,536,997.60-27,788,907.60-7,173,669.60

Finding the Fourth Proportional to 18,536,997.60, 27,788,907.60 and 7,173,669.60

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Solution

The fourth proportional to 18,536,997.60, 27,788,907.60 and 7,173,669.60 is: 10,754,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,997.60 : 27,788,907.60 = 7,173,669.60 : x
  2. Step 2: Convert to fraction form
    18,536,997.60/27,788,907.60 = 7,173,669.60/x
  3. Step 3: Cross multiply
    18,536,997.60x = 27,788,907.60 × 7,173,669.60
  4. Step 4: Simplify right side
    18,536,997.60x = 199,348,441,667,328.97
  5. Step 5: Solve for x
    x = 199,348,441,667,328.97/18,536,997.60
  6. Step 6: Final answer
    x = 10,754,084.67

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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.