Home / 27,159,907.80-40,739,861.70-18,550,563.60

Finding the Fourth Proportional to 27,159,907.80, 40,739,861.70 and 18,550,563.60

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Solution

The fourth proportional to 27,159,907.80, 40,739,861.70 and 18,550,563.60 is: 27,825,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159,907.80 : 40,739,861.70 = 18,550,563.60 : x
  2. Step 2: Convert to fraction form
    27,159,907.80/40,739,861.70 = 18,550,563.60/x
  3. Step 3: Cross multiply
    27,159,907.80x = 40,739,861.70 × 18,550,563.60
  4. Step 4: Simplify right side
    27,159,907.80x = 755,747,395,521,054.25
  5. Step 5: Solve for x
    x = 755,747,395,521,054.25/27,159,907.80
  6. Step 6: Final answer
    x = 27,825,845.40

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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.