Finding the Fourth Proportional to 19,334,745.94, 26,682,651.84 and 11,076,404.44
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Solution
The fourth proportional to 19,334,745.94, 26,682,651.84 and 11,076,404.44 is: 15,285,840.54
Step by Step Solution
- Step 1: Write the proportion equation
19,334,745.94 : 26,682,651.84 = 11,076,404.44 : x - Step 2: Convert to fraction form
19,334,745.94/26,682,651.84 = 11,076,404.44/x - Step 3: Cross multiply
19,334,745.94x = 26,682,651.84 × 11,076,404.44 - Step 4: Simplify right side
19,334,745.94x = 295,547,843,311,550.12 - Step 5: Solve for x
x = 295,547,843,311,550.12/19,334,745.94 - Step 6: Final answer
x = 15,285,840.54
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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.