Home / 18,147,963.58-25,044,756.87-10,414,420.54

Finding the Fourth Proportional to 18,147,963.58, 25,044,756.87 and 10,414,420.54

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Solution

The fourth proportional to 18,147,963.58, 25,044,756.87 and 10,414,420.54 is: 14,372,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147,963.58 : 25,044,756.87 = 10,414,420.54 : x
  2. Step 2: Convert to fraction form
    18,147,963.58/25,044,756.87 = 10,414,420.54/x
  3. Step 3: Cross multiply
    18,147,963.58x = 25,044,756.87 × 10,414,420.54
  4. Step 4: Simplify right side
    18,147,963.58x = 260,826,630,366,234.09
  5. Step 5: Solve for x
    x = 260,826,630,366,234.09/18,147,963.58
  6. Step 6: Final answer
    x = 14,372,225.80

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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.