Home / 12,333,942.72-17,020,634.83-6,827,199.44

Finding the Fourth Proportional to 12,333,942.72, 17,020,634.83 and 6,827,199.44

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Solution

The fourth proportional to 12,333,942.72, 17,020,634.83 and 6,827,199.44 is: 9,421,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,942.72 : 17,020,634.83 = 6,827,199.44 : x
  2. Step 2: Convert to fraction form
    12,333,942.72/17,020,634.83 = 6,827,199.44/x
  3. Step 3: Cross multiply
    12,333,942.72x = 17,020,634.83 × 6,827,199.44
  4. Step 4: Simplify right side
    12,333,942.72x = 116,203,268,477,649.31
  5. Step 5: Solve for x
    x = 116,203,268,477,649.31/12,333,942.72
  6. Step 6: Final answer
    x = 9,421,421.12

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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.