Home / 7,153,176.40-10,729,764.60-2,361,605.20

Finding the Fourth Proportional to 7,153,176.40, 10,729,764.60 and 2,361,605.20

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Solution

The fourth proportional to 7,153,176.40, 10,729,764.60 and 2,361,605.20 is: 3,542,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153,176.40 : 10,729,764.60 = 2,361,605.20 : x
  2. Step 2: Convert to fraction form
    7,153,176.40/10,729,764.60 = 2,361,605.20/x
  3. Step 3: Cross multiply
    7,153,176.40x = 10,729,764.60 × 2,361,605.20
  4. Step 4: Simplify right side
    7,153,176.40x = 25,339,467,874,135.92
  5. Step 5: Solve for x
    x = 25,339,467,874,135.92/7,153,176.40
  6. Step 6: Final answer
    x = 3,542,407.80

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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.