Finding the Fourth Proportional to 11,788,205.07, 16,267,560.80 and 6,631,565.07
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Solution
The fourth proportional to 11,788,205.07, 16,267,560.80 and 6,631,565.07 is: 9,151,468.55
Step by Step Solution
- Step 1: Write the proportion equation
11,788,205.07 : 16,267,560.80 = 6,631,565.07 : x - Step 2: Convert to fraction form
11,788,205.07/16,267,560.80 = 6,631,565.07/x - Step 3: Cross multiply
11,788,205.07x = 16,267,560.80 × 6,631,565.07 - Step 4: Simplify right side
11,788,205.07x = 107,879,387,942,223.44 - Step 5: Solve for x
x = 107,879,387,942,223.44/11,788,205.07 - Step 6: Final answer
x = 9,151,468.55
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1.5x scale
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.