Finding the Fourth Proportional to 49,274,302.21, 67,998,977.22 and 27,249,284.05
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Solution
The fourth proportional to 49,274,302.21, 67,998,977.22 and 27,249,284.05 is: 37,604,255.41
Step by Step Solution
- Step 1: Write the proportion equation
49,274,302.21 : 67,998,977.22 = 27,249,284.05 : x - Step 2: Convert to fraction form
49,274,302.21/67,998,977.22 = 27,249,284.05/x - Step 3: Cross multiply
49,274,302.21x = 67,998,977.22 × 27,249,284.05 - Step 4: Simplify right side
49,274,302.21x = 1,852,923,445,377,259.25 - Step 5: Solve for x
x = 1,852,923,445,377,259.25/49,274,302.21 - Step 6: Final answer
x = 37,604,255.41
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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.