Finding the Fourth Proportional to 71,622,492.58, 107,433,604.71 and 22,442,110.84
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Solution
The fourth proportional to 71,622,492.58, 107,433,604.71 and 22,442,110.84 is: 33,663,124.22
Step by Step Solution
- Step 1: Write the proportion equation
71,622,492.58 : 107,433,604.71 = 22,442,110.84 : x - Step 2: Convert to fraction form
71,622,492.58/107,433,604.71 = 22,442,110.84/x - Step 3: Cross multiply
71,622,492.58x = 107,433,604.71 × 22,442,110.84 - Step 4: Simplify right side
71,622,492.58x = 2,411,036,864,573,981.50 - Step 5: Solve for x
x = 2,411,036,864,573,981.50/71,622,492.58 - Step 6: Final answer
x = 33,663,124.22
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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.