Home / 5,355,141.26-7,388,269.98-3,422,516.90

Finding the Fourth Proportional to 5,355,141.26, 7,388,269.98 and 3,422,516.90

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Solution

The fourth proportional to 5,355,141.26, 7,388,269.98 and 3,422,516.90 is: 4,721,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,141.26 : 7,388,269.98 = 3,422,516.90 : x
  2. Step 2: Convert to fraction form
    5,355,141.26/7,388,269.98 = 3,422,516.90/x
  3. Step 3: Cross multiply
    5,355,141.26x = 7,388,269.98 × 3,422,516.90
  4. Step 4: Simplify right side
    5,355,141.26x = 25,286,478,868,312.66
  5. Step 5: Solve for x
    x = 25,286,478,868,312.66/5,355,141.26
  6. Step 6: Final answer
    x = 4,721,906.98

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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.