Finding the Fourth Proportional to 11,663,277.09, 16,095,329.31 and 6,506,638.62
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Solution
The fourth proportional to 11,663,277.09, 16,095,329.31 and 6,506,638.62 is: 8,979,165.16
Step by Step Solution
- Step 1: Write the proportion equation
11,663,277.09 : 16,095,329.31 = 6,506,638.62 : x - Step 2: Convert to fraction form
11,663,277.09/16,095,329.31 = 6,506,638.62/x - Step 3: Cross multiply
11,663,277.09x = 16,095,329.31 × 6,506,638.62 - Step 4: Simplify right side
11,663,277.09x = 104,726,491,290,063.95 - Step 5: Solve for x
x = 104,726,491,290,063.95/11,663,277.09 - Step 6: Final answer
x = 8,979,165.16
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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.