Home / 12,293,299.74-18,442,690.65-3,774,497.34

Finding the Fourth Proportional to 12,293,299.74, 18,442,690.65 and 3,774,497.34

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Solution

The fourth proportional to 12,293,299.74, 18,442,690.65 and 3,774,497.34 is: 5,662,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,299.74 : 18,442,690.65 = 3,774,497.34 : x
  2. Step 2: Convert to fraction form
    12,293,299.74/18,442,690.65 = 3,774,497.34/x
  3. Step 3: Cross multiply
    12,293,299.74x = 18,442,690.65 × 3,774,497.34
  4. Step 4: Simplify right side
    12,293,299.74x = 69,611,886,800,867.86
  5. Step 5: Solve for x
    x = 69,611,886,800,867.86/12,293,299.74
  6. Step 6: Final answer
    x = 5,662,587.61

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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.