Home / 18,821,413.40-28,232,120.10-6,043,209.80

Finding the Fourth Proportional to 18,821,413.40, 28,232,120.10 and 6,043,209.80

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Solution

The fourth proportional to 18,821,413.40, 28,232,120.10 and 6,043,209.80 is: 9,064,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,821,413.40 : 28,232,120.10 = 6,043,209.80 : x
  2. Step 2: Convert to fraction form
    18,821,413.40/28,232,120.10 = 6,043,209.80/x
  3. Step 3: Cross multiply
    18,821,413.40x = 28,232,120.10 × 6,043,209.80
  4. Step 4: Simplify right side
    18,821,413.40x = 170,612,624,863,096.97
  5. Step 5: Solve for x
    x = 170,612,624,863,096.97/18,821,413.40
  6. Step 6: Final answer
    x = 9,064,814.70

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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.