Home / 12,197,469.16-18,301,790.99-5,283,063.36

Finding the Fourth Proportional to 12,197,469.16, 18,301,790.99 and 5,283,063.36

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Solution

The fourth proportional to 12,197,469.16, 18,301,790.99 and 5,283,063.36 is: 7,927,015.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197,469.16 : 18,301,790.99 = 5,283,063.36 : x
  2. Step 2: Convert to fraction form
    12,197,469.16/18,301,790.99 = 5,283,063.36/x
  3. Step 3: Cross multiply
    12,197,469.16x = 18,301,790.99 × 5,283,063.36
  4. Step 4: Simplify right side
    12,197,469.16x = 96,689,521,401,647.12
  5. Step 5: Solve for x
    x = 96,689,521,401,647.12/12,197,469.16
  6. Step 6: Final answer
    x = 7,927,015.03

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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.