Home / 5,355,157.14-7,377,784.20-3,699,718.38

Finding the Fourth Proportional to 5,355,157.14, 7,377,784.20 and 3,699,718.38

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Solution

The fourth proportional to 5,355,157.14, 7,377,784.20 and 3,699,718.38 is: 5,097,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,157.14 : 7,377,784.20 = 3,699,718.38 : x
  2. Step 2: Convert to fraction form
    5,355,157.14/7,377,784.20 = 3,699,718.38/x
  3. Step 3: Cross multiply
    5,355,157.14x = 7,377,784.20 × 3,699,718.38
  4. Step 4: Simplify right side
    5,355,157.14x = 27,295,723,808,413.60
  5. Step 5: Solve for x
    x = 27,295,723,808,413.60/5,355,157.14
  6. Step 6: Final answer
    x = 5,097,091.10

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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.