Home / 10,325,485.56-15,489,992.85-4,256,899.88

Finding the Fourth Proportional to 10,325,485.56, 15,489,992.85 and 4,256,899.88

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Solution

The fourth proportional to 10,325,485.56, 15,489,992.85 and 4,256,899.88 is: 6,386,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325,485.56 : 15,489,992.85 = 4,256,899.88 : x
  2. Step 2: Convert to fraction form
    10,325,485.56/15,489,992.85 = 4,256,899.88/x
  3. Step 3: Cross multiply
    10,325,485.56x = 15,489,992.85 × 4,256,899.88
  4. Step 4: Simplify right side
    10,325,485.56x = 65,939,348,704,365.85
  5. Step 5: Solve for x
    x = 65,939,348,704,365.85/10,325,485.56
  6. Step 6: Final answer
    x = 6,386,077.28

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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.