Home / 18,667,266.47-25,760,735.69-10,828,364.09

Finding the Fourth Proportional to 18,667,266.47, 25,760,735.69 and 10,828,364.09

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Solution

The fourth proportional to 18,667,266.47, 25,760,735.69 and 10,828,364.09 is: 14,943,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,266.47 : 25,760,735.69 = 10,828,364.09 : x
  2. Step 2: Convert to fraction form
    18,667,266.47/25,760,735.69 = 10,828,364.09/x
  3. Step 3: Cross multiply
    18,667,266.47x = 25,760,735.69 × 10,828,364.09
  4. Step 4: Simplify right side
    18,667,266.47x = 278,946,625,277,577.38
  5. Step 5: Solve for x
    x = 278,946,625,277,577.38/18,667,266.47
  6. Step 6: Final answer
    x = 14,943,089.06

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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.