Home / 30,282,369.84-41,789,840.40-17,229,628.44

Finding the Fourth Proportional to 30,282,369.84, 41,789,840.40 and 17,229,628.44

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Solution

The fourth proportional to 30,282,369.84, 41,789,840.40 and 17,229,628.44 is: 23,776,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,369.84 : 41,789,840.40 = 17,229,628.44 : x
  2. Step 2: Convert to fraction form
    30,282,369.84/41,789,840.40 = 17,229,628.44/x
  3. Step 3: Cross multiply
    30,282,369.84x = 41,789,840.40 × 17,229,628.44
  4. Step 4: Simplify right side
    30,282,369.84x = 720,023,422,658,901
  5. Step 5: Solve for x
    x = 720,023,422,658,901/30,282,369.84
  6. Step 6: Final answer
    x = 23,776,983.98

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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.