Home / 13,583,651.87-18,755,961.35-10,438,934.40

Finding the Fourth Proportional to 13,583,651.87, 18,755,961.35 and 10,438,934.40

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Solution

The fourth proportional to 13,583,651.87, 18,755,961.35 and 10,438,934.40 is: 14,413,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583,651.87 : 18,755,961.35 = 10,438,934.40 : x
  2. Step 2: Convert to fraction form
    13,583,651.87/18,755,961.35 = 10,438,934.40/x
  3. Step 3: Cross multiply
    13,583,651.87x = 18,755,961.35 × 10,438,934.40
  4. Step 4: Simplify right side
    13,583,651.87x = 195,792,250,089,390.75
  5. Step 5: Solve for x
    x = 195,792,250,089,390.75/13,583,651.87
  6. Step 6: Final answer
    x = 14,413,815.37

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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.