Finding the Fourth Proportional to 48,715,335.84, 67,227,140.18 and 29,136,223.82
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Solution
The fourth proportional to 48,715,335.84, 67,227,140.18 and 29,136,223.82 is: 40,207,974.95
Step by Step Solution
- Step 1: Write the proportion equation
48,715,335.84 : 67,227,140.18 = 29,136,223.82 : x - Step 2: Convert to fraction form
48,715,335.84/67,227,140.18 = 29,136,223.82/x - Step 3: Cross multiply
48,715,335.84x = 67,227,140.18 × 29,136,223.82 - Step 4: Simplify right side
48,715,335.84x = 1,958,745,003,062,995.25 - Step 5: Solve for x
x = 1,958,745,003,062,995.25/48,715,335.84 - Step 6: Final answer
x = 40,207,974.95
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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.