Finding the Fourth Proportional to 8,336,397.11, 12,504,362.38 and 2,656,962.23
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Solution
The fourth proportional to 8,336,397.11, 12,504,362.38 and 2,656,962.23 is: 3,985,368.99
Step by Step Solution
- Step 1: Write the proportion equation
8,336,397.11 : 12,504,362.38 = 2,656,962.23 : x - Step 2: Convert to fraction form
8,336,397.11/12,504,362.38 = 2,656,962.23/x - Step 3: Cross multiply
8,336,397.11x = 12,504,362.38 × 2,656,962.23 - Step 4: Simplify right side
8,336,397.11x = 33,223,618,484,728.69 - Step 5: Solve for x
x = 33,223,618,484,728.69/8,336,397.11 - Step 6: Final answer
x = 3,985,368.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.