Finding the Fourth Proportional to 45,408,939.99, 68,110,968.06 and 22,356,893.85
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Solution
The fourth proportional to 45,408,939.99, 68,110,968.06 and 22,356,893.85 is: 33,534,138.50
Step by Step Solution
- Step 1: Write the proportion equation
45,408,939.99 : 68,110,968.06 = 22,356,893.85 : x - Step 2: Convert to fraction form
45,408,939.99/68,110,968.06 = 22,356,893.85/x - Step 3: Cross multiply
45,408,939.99x = 68,110,968.06 × 22,356,893.85 - Step 4: Simplify right side
45,408,939.99x = 1,522,749,682,938,160.50 - Step 5: Solve for x
x = 1,522,749,682,938,160.50/45,408,939.99 - Step 6: Final answer
x = 33,534,138.50
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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.