Home / 18,965,219.22-28,447,902.63-4,588,263.95

Finding the Fourth Proportional to 18,965,219.22, 28,447,902.63 and 4,588,263.95

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Solution

The fourth proportional to 18,965,219.22, 28,447,902.63 and 4,588,263.95 is: 6,882,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965,219.22 : 28,447,902.63 = 4,588,263.95 : x
  2. Step 2: Convert to fraction form
    18,965,219.22/28,447,902.63 = 4,588,263.95/x
  3. Step 3: Cross multiply
    18,965,219.22x = 28,447,902.63 × 4,588,263.95
  4. Step 4: Simplify right side
    18,965,219.22x = 130,526,485,948,099.67
  5. Step 5: Solve for x
    x = 130,526,485,948,099.67/18,965,219.22
  6. Step 6: Final answer
    x = 6,882,413.77

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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.