Home / 13,965,174.89-19,271,639.26-8,085,057.01

Finding the Fourth Proportional to 13,965,174.89, 19,271,639.26 and 8,085,057.01

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Solution

The fourth proportional to 13,965,174.89, 19,271,639.26 and 8,085,057.01 is: 11,157,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965,174.89 : 19,271,639.26 = 8,085,057.01 : x
  2. Step 2: Convert to fraction form
    13,965,174.89/19,271,639.26 = 8,085,057.01/x
  3. Step 3: Cross multiply
    13,965,174.89x = 19,271,639.26 × 8,085,057.01
  4. Step 4: Simplify right side
    13,965,174.89x = 155,812,302,093,254.22
  5. Step 5: Solve for x
    x = 155,812,302,093,254.22/13,965,174.89
  6. Step 6: Final answer
    x = 11,157,203.78

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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.