Home / 12,262,182.34-18,393,181.21-3,163,506.43

Finding the Fourth Proportional to 12,262,182.34, 18,393,181.21 and 3,163,506.43

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Solution

The fourth proportional to 12,262,182.34, 18,393,181.21 and 3,163,506.43 is: 4,745,235.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,182.34 : 18,393,181.21 = 3,163,506.43 : x
  2. Step 2: Convert to fraction form
    12,262,182.34/18,393,181.21 = 3,163,506.43/x
  3. Step 3: Cross multiply
    12,262,182.34x = 18,393,181.21 × 3,163,506.43
  4. Step 4: Simplify right side
    12,262,182.34x = 58,186,947,025,990.19
  5. Step 5: Solve for x
    x = 58,186,947,025,990.19/12,262,182.34
  6. Step 6: Final answer
    x = 4,745,235.83

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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.