Home / 12,201,815.36-16,839,998.60-7,045,168.24

Finding the Fourth Proportional to 12,201,815.36, 16,839,998.60 and 7,045,168.24

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Solution

The fourth proportional to 12,201,815.36, 16,839,998.60 and 7,045,168.24 is: 9,723,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,815.36 : 16,839,998.60 = 7,045,168.24 : x
  2. Step 2: Convert to fraction form
    12,201,815.36/16,839,998.60 = 7,045,168.24/x
  3. Step 3: Cross multiply
    12,201,815.36x = 16,839,998.60 × 7,045,168.24
  4. Step 4: Simplify right side
    12,201,815.36x = 118,640,623,298,364.48
  5. Step 5: Solve for x
    x = 118,640,623,298,364.48/12,201,815.36
  6. Step 6: Final answer
    x = 9,723,194.44

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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.