Home / 8,139,906.36-11,234,135.70-4,702,175.64

Finding the Fourth Proportional to 8,139,906.36, 11,234,135.70 and 4,702,175.64

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Solution

The fourth proportional to 8,139,906.36, 11,234,135.70 and 4,702,175.64 is: 6,489,617.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,906.36 : 11,234,135.70 = 4,702,175.64 : x
  2. Step 2: Convert to fraction form
    8,139,906.36/11,234,135.70 = 4,702,175.64/x
  3. Step 3: Cross multiply
    8,139,906.36x = 11,234,135.70 × 4,702,175.64
  4. Step 4: Simplify right side
    8,139,906.36x = 52,824,879,224,994.34
  5. Step 5: Solve for x
    x = 52,824,879,224,994.34/8,139,906.36
  6. Step 6: Final answer
    x = 6,489,617.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.