Finding the Fourth Proportional to 45,579,241.21, 68,379,738.44 and 14,873,877.69
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Solution
The fourth proportional to 45,579,241.21, 68,379,738.44 and 14,873,877.69 is: 22,314,365.90
Step by Step Solution
- Step 1: Write the proportion equation
45,579,241.21 : 68,379,738.44 = 14,873,877.69 : x - Step 2: Convert to fraction form
45,579,241.21/68,379,738.44 = 14,873,877.69/x - Step 3: Cross multiply
45,579,241.21x = 68,379,738.44 × 14,873,877.69 - Step 4: Simplify right side
45,579,241.21x = 1,017,071,865,688,852.75 - Step 5: Solve for x
x = 1,017,071,865,688,852.75/45,579,241.21 - Step 6: Final answer
x = 22,314,365.90
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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.