Home / 12,018,401.99-16,586,208.47-6,789,596.64

Finding the Fourth Proportional to 12,018,401.99, 16,586,208.47 and 6,789,596.64

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Solution

The fourth proportional to 12,018,401.99, 16,586,208.47 and 6,789,596.64 is: 9,370,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,401.99 : 16,586,208.47 = 6,789,596.64 : x
  2. Step 2: Convert to fraction form
    12,018,401.99/16,586,208.47 = 6,789,596.64/x
  3. Step 3: Cross multiply
    12,018,401.99x = 16,586,208.47 × 6,789,596.64
  4. Step 4: Simplify right side
    12,018,401.99x = 112,613,665,273,760.02
  5. Step 5: Solve for x
    x = 112,613,665,273,760.02/12,018,401.99
  6. Step 6: Final answer
    x = 9,370,103.06

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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.