Home / 8,383,514.40-12,575,271.60-6,868,907.55

Finding the Fourth Proportional to 8,383,514.40, 12,575,271.60 and 6,868,907.55

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Solution

The fourth proportional to 8,383,514.40, 12,575,271.60 and 6,868,907.55 is: 10,303,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383,514.40 : 12,575,271.60 = 6,868,907.55 : x
  2. Step 2: Convert to fraction form
    8,383,514.40/12,575,271.60 = 6,868,907.55/x
  3. Step 3: Cross multiply
    8,383,514.40x = 12,575,271.60 × 6,868,907.55
  4. Step 4: Simplify right side
    8,383,514.40x = 86,378,378,036,540.58
  5. Step 5: Solve for x
    x = 86,378,378,036,540.58/8,383,514.40
  6. Step 6: Final answer
    x = 10,303,361.33

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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.