Finding the Fourth Proportional to 87,224,817.15, 120,371,043.74 and 48,067,998.84
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Solution
The fourth proportional to 87,224,817.15, 120,371,043.74 and 48,067,998.84 is: 66,334,277.10
Step by Step Solution
- Step 1: Write the proportion equation
87,224,817.15 : 120,371,043.74 = 48,067,998.84 : x - Step 2: Convert to fraction form
87,224,817.15/120,371,043.74 = 48,067,998.84/x - Step 3: Cross multiply
87,224,817.15x = 120,371,043.74 × 48,067,998.84 - Step 4: Simplify right side
87,224,817.15x = 5,785,995,190,623,570 - Step 5: Solve for x
x = 5,785,995,190,623,570/87,224,817.15 - Step 6: Final answer
x = 66,334,277.10
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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.