Home / 6,907,490.34-10,361,259.80-2,115,158.54

Finding the Fourth Proportional to 6,907,490.34, 10,361,259.80 and 2,115,158.54

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Solution

The fourth proportional to 6,907,490.34, 10,361,259.80 and 2,115,158.54 is: 3,172,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907,490.34 : 10,361,259.80 = 2,115,158.54 : x
  2. Step 2: Convert to fraction form
    6,907,490.34/10,361,259.80 = 2,115,158.54/x
  3. Step 3: Cross multiply
    6,907,490.34x = 10,361,259.80 × 2,115,158.54
  4. Step 4: Simplify right side
    6,907,490.34x = 21,915,707,151,128.70
  5. Step 5: Solve for x
    x = 21,915,707,151,128.70/6,907,490.34
  6. Step 6: Final answer
    x = 3,172,745.25

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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.