Home / 30,663,372.75-46,015,513.22-15,905,069.61

Finding the Fourth Proportional to 30,663,372.75, 46,015,513.22 and 15,905,069.61

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Solution

The fourth proportional to 30,663,372.75, 46,015,513.22 and 15,905,069.61 is: 23,868,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663,372.75 : 46,015,513.22 = 15,905,069.61 : x
  2. Step 2: Convert to fraction form
    30,663,372.75/46,015,513.22 = 15,905,069.61/x
  3. Step 3: Cross multiply
    30,663,372.75x = 46,015,513.22 × 15,905,069.61
  4. Step 4: Simplify right side
    30,663,372.75x = 731,879,940,824,449.88
  5. Step 5: Solve for x
    x = 731,879,940,824,449.88/30,663,372.75
  6. Step 6: Final answer
    x = 23,868,213.94

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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.