Home / 27,171,630.56-40,757,438.40-18,626,059.28

Finding the Fourth Proportional to 27,171,630.56, 40,757,438.40 and 18,626,059.28

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Solution

The fourth proportional to 27,171,630.56, 40,757,438.40 and 18,626,059.28 is: 27,939,083.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171,630.56 : 40,757,438.40 = 18,626,059.28 : x
  2. Step 2: Convert to fraction form
    27,171,630.56/40,757,438.40 = 18,626,059.28/x
  3. Step 3: Cross multiply
    27,171,630.56x = 40,757,438.40 × 18,626,059.28
  4. Step 4: Simplify right side
    27,171,630.56x = 759,150,463,739,348.38
  5. Step 5: Solve for x
    x = 759,150,463,739,348.38/27,171,630.56
  6. Step 6: Final answer
    x = 27,939,083.82

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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.