Home / 5,328,131.76-7,352,815.56-2,880,737.00

Finding the Fourth Proportional to 5,328,131.76, 7,352,815.56 and 2,880,737.00

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Solution

The fourth proportional to 5,328,131.76, 7,352,815.56 and 2,880,737.00 is: 3,975,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,131.76 : 7,352,815.56 = 2,880,737.00 : x
  2. Step 2: Convert to fraction form
    5,328,131.76/7,352,815.56 = 2,880,737.00/x
  3. Step 3: Cross multiply
    5,328,131.76x = 7,352,815.56 × 2,880,737.00
  4. Step 4: Simplify right side
    5,328,131.76x = 21,181,527,817,873.94
  5. Step 5: Solve for x
    x = 21,181,527,817,873.94/5,328,131.76
  6. Step 6: Final answer
    x = 3,975,413.67

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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.