Home / 15,521,571.80-23,282,357.70-15,372,272.60

Finding the Fourth Proportional to 15,521,571.80, 23,282,357.70 and 15,372,272.60

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Solution

The fourth proportional to 15,521,571.80, 23,282,357.70 and 15,372,272.60 is: 23,058,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521,571.80 : 23,282,357.70 = 15,372,272.60 : x
  2. Step 2: Convert to fraction form
    15,521,571.80/23,282,357.70 = 15,372,272.60/x
  3. Step 3: Cross multiply
    15,521,571.80x = 23,282,357.70 × 15,372,272.60
  4. Step 4: Simplify right side
    15,521,571.80x = 357,902,749,335,109
  5. Step 5: Solve for x
    x = 357,902,749,335,109/15,521,571.80
  6. Step 6: Final answer
    x = 23,058,408.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.