Finding the Fourth Proportional to 11,349,817.16, 15,663,125.90 and 6,193,461.65
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Solution
The fourth proportional to 11,349,817.16, 15,663,125.90 and 6,193,461.65 is: 8,547,183.46
Step by Step Solution
- Step 1: Write the proportion equation
11,349,817.16 : 15,663,125.90 = 6,193,461.65 : x - Step 2: Convert to fraction form
11,349,817.16/15,663,125.90 = 6,193,461.65/x - Step 3: Cross multiply
11,349,817.16x = 15,663,125.90 × 6,193,461.65 - Step 4: Simplify right side
11,349,817.16x = 97,008,969,517,939.75 - Step 5: Solve for x
x = 97,008,969,517,939.75/11,349,817.16 - Step 6: Final answer
x = 8,547,183.46
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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.