Finding the Fourth Proportional to 6,212,307.69, 8,573,337.47 and 3,732,286.95
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Solution
The fourth proportional to 6,212,307.69, 8,573,337.47 and 3,732,286.95 is: 5,150,767.99
Step by Step Solution
- Step 1: Write the proportion equation
6,212,307.69 : 8,573,337.47 = 3,732,286.95 : x - Step 2: Convert to fraction form
6,212,307.69/8,573,337.47 = 3,732,286.95/x - Step 3: Cross multiply
6,212,307.69x = 8,573,337.47 × 3,732,286.95 - Step 4: Simplify right side
6,212,307.69x = 31,998,155,566,557.73 - Step 5: Solve for x
x = 31,998,155,566,557.73/6,212,307.69 - Step 6: Final answer
x = 5,150,767.99
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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.