Finding the Fourth Proportional to 45,408,939.49, 68,110,967.31 and 22,356,893.35
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Solution
The fourth proportional to 45,408,939.49, 68,110,967.31 and 22,356,893.35 is: 33,534,137.75
Step by Step Solution
- Step 1: Write the proportion equation
45,408,939.49 : 68,110,967.31 = 22,356,893.35 : x - Step 2: Convert to fraction form
45,408,939.49/68,110,967.31 = 22,356,893.35/x - Step 3: Cross multiply
45,408,939.49x = 68,110,967.31 × 22,356,893.35 - Step 4: Simplify right side
45,408,939.49x = 1,522,749,632,115,006.50 - Step 5: Solve for x
x = 1,522,749,632,115,006.50/45,408,939.49 - Step 6: Final answer
x = 33,534,137.75
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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.