Home / 13,122,003.45-18,328,289.55-13,122,003.45

Finding the Fourth Proportional to 13,122,003.45, 18,328,289.55 and 13,122,003.45

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Solution

The fourth proportional to 13,122,003.45, 18,328,289.55 and 13,122,003.45 is: 18,328,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,003.45 : 18,328,289.55 = 13,122,003.45 : x
  2. Step 2: Convert to fraction form
    13,122,003.45/18,328,289.55 = 13,122,003.45/x
  3. Step 3: Cross multiply
    13,122,003.45x = 18,328,289.55 × 13,122,003.45
  4. Step 4: Simplify right side
    13,122,003.45x = 240,503,878,707,698.94
  5. Step 5: Solve for x
    x = 240,503,878,707,698.94/13,122,003.45
  6. Step 6: Final answer
    x = 18,328,289.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.