Home / 12,896,917.54-17,797,887.46-7,016,585.16

Finding the Fourth Proportional to 12,896,917.54, 17,797,887.46 and 7,016,585.16

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Solution

The fourth proportional to 12,896,917.54, 17,797,887.46 and 7,016,585.16 is: 9,682,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,917.54 : 17,797,887.46 = 7,016,585.16 : x
  2. Step 2: Convert to fraction form
    12,896,917.54/17,797,887.46 = 7,016,585.16/x
  3. Step 3: Cross multiply
    12,896,917.54x = 17,797,887.46 × 7,016,585.16
  4. Step 4: Simplify right side
    12,896,917.54x = 124,880,393,031,186.11
  5. Step 5: Solve for x
    x = 124,880,393,031,186.11/12,896,917.54
  6. Step 6: Final answer
    x = 9,682,964.37

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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.