Home / 18,722,739.54-25,837,415.66-10,462,801.84

Finding the Fourth Proportional to 18,722,739.54, 25,837,415.66 and 10,462,801.84

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Solution

The fourth proportional to 18,722,739.54, 25,837,415.66 and 10,462,801.84 is: 14,438,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,739.54 : 25,837,415.66 = 10,462,801.84 : x
  2. Step 2: Convert to fraction form
    18,722,739.54/25,837,415.66 = 10,462,801.84/x
  3. Step 3: Cross multiply
    18,722,739.54x = 25,837,415.66 × 10,462,801.84
  4. Step 4: Simplify right side
    18,722,739.54x = 270,331,760,108,292.81
  5. Step 5: Solve for x
    x = 270,331,760,108,292.81/18,722,739.54
  6. Step 6: Final answer
    x = 14,438,686.15

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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.