Home / 8,051,431.40-12,077,147.10-5,500,514.60

Finding the Fourth Proportional to 8,051,431.40, 12,077,147.10 and 5,500,514.60

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Solution

The fourth proportional to 8,051,431.40, 12,077,147.10 and 5,500,514.60 is: 8,250,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,431.40 : 12,077,147.10 = 5,500,514.60 : x
  2. Step 2: Convert to fraction form
    8,051,431.40/12,077,147.10 = 5,500,514.60/x
  3. Step 3: Cross multiply
    8,051,431.40x = 12,077,147.10 × 5,500,514.60
  4. Step 4: Simplify right side
    8,051,431.40x = 66,430,523,949,897.66
  5. Step 5: Solve for x
    x = 66,430,523,949,897.66/8,051,431.40
  6. Step 6: Final answer
    x = 8,250,771.90

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1.5x scale

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.