Home / 18,792,054.30-28,188,081.45-16,052,180.70

Finding the Fourth Proportional to 18,792,054.30, 28,188,081.45 and 16,052,180.70

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Solution

The fourth proportional to 18,792,054.30, 28,188,081.45 and 16,052,180.70 is: 24,078,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792,054.30 : 28,188,081.45 = 16,052,180.70 : x
  2. Step 2: Convert to fraction form
    18,792,054.30/28,188,081.45 = 16,052,180.70/x
  3. Step 3: Cross multiply
    18,792,054.30x = 28,188,081.45 × 16,052,180.70
  4. Step 4: Simplify right side
    18,792,054.30x = 452,480,177,021,718
  5. Step 5: Solve for x
    x = 452,480,177,021,718/18,792,054.30
  6. Step 6: Final answer
    x = 24,078,271.05

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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.