Finding the Fourth Proportional to 6,393,823.93, 8,823,603.99 and 3,493,394.47
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Solution
The fourth proportional to 6,393,823.93, 8,823,603.99 and 3,493,394.47 is: 4,820,953.74
Step by Step Solution
- Step 1: Write the proportion equation
6,393,823.93 : 8,823,603.99 = 3,493,394.47 : x - Step 2: Convert to fraction form
6,393,823.93/8,823,603.99 = 3,493,394.47/x - Step 3: Cross multiply
6,393,823.93x = 8,823,603.99 × 3,493,394.47 - Step 4: Simplify right side
6,393,823.93x = 30,824,329,384,135.94 - Step 5: Solve for x
x = 30,824,329,384,135.94/6,393,823.93 - Step 6: Final answer
x = 4,820,953.74
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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.