Finding the Fourth Proportional to 62,187,634.49, 85,819,236.20 and 34,310,342.79
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Solution
The fourth proportional to 62,187,634.49, 85,819,236.20 and 34,310,342.79 is: 47,348,438.90
Step by Step Solution
- Step 1: Write the proportion equation
62,187,634.49 : 85,819,236.20 = 34,310,342.79 : x - Step 2: Convert to fraction form
62,187,634.49/85,819,236.20 = 34,310,342.79/x - Step 3: Cross multiply
62,187,634.49x = 85,819,236.20 × 34,310,342.79 - Step 4: Simplify right side
62,187,634.49x = 2,944,487,411,826,425 - Step 5: Solve for x
x = 2,944,487,411,826,425/62,187,634.49 - Step 6: Final answer
x = 47,348,438.90
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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.