Home / 20,464,524.33-28,240,870.37-11,296,970.25

Finding the Fourth Proportional to 20,464,524.33, 28,240,870.37 and 11,296,970.25

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Solution

The fourth proportional to 20,464,524.33, 28,240,870.37 and 11,296,970.25 is: 15,589,723.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,464,524.33 : 28,240,870.37 = 11,296,970.25 : x
  2. Step 2: Convert to fraction form
    20,464,524.33/28,240,870.37 = 11,296,970.25/x
  3. Step 3: Cross multiply
    20,464,524.33x = 28,240,870.37 × 11,296,970.25
  4. Step 4: Simplify right side
    20,464,524.33x = 319,036,272,347,511.62
  5. Step 5: Solve for x
    x = 319,036,272,347,511.62/20,464,524.33
  6. Step 6: Final answer
    x = 15,589,723.33

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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.