Home / 16,905,488.81-23,322,139.04-11,396,851.34

Finding the Fourth Proportional to 16,905,488.81, 23,322,139.04 and 11,396,851.34

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Solution

The fourth proportional to 16,905,488.81, 23,322,139.04 and 11,396,851.34 is: 15,722,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905,488.81 : 23,322,139.04 = 11,396,851.34 : x
  2. Step 2: Convert to fraction form
    16,905,488.81/23,322,139.04 = 11,396,851.34/x
  3. Step 3: Cross multiply
    16,905,488.81x = 23,322,139.04 × 11,396,851.34
  4. Step 4: Simplify right side
    16,905,488.81x = 265,798,951,481,571.78
  5. Step 5: Solve for x
    x = 265,798,951,481,571.78/16,905,488.81
  6. Step 6: Final answer
    x = 15,722,642.19

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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.