Finding the Fourth Proportional to 11,045,923.05, 16,561,181.54 and 4,894,559.08
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Solution
The fourth proportional to 11,045,923.05, 16,561,181.54 and 4,894,559.08 is: 7,338,425.33
Step by Step Solution
- Step 1: Write the proportion equation
11,045,923.05 : 16,561,181.54 = 4,894,559.08 : x - Step 2: Convert to fraction form
11,045,923.05/16,561,181.54 = 4,894,559.08/x - Step 3: Cross multiply
11,045,923.05x = 16,561,181.54 × 4,894,559.08 - Step 4: Simplify right side
11,045,923.05x = 81,059,681,506,428.89 - Step 5: Solve for x
x = 81,059,681,506,428.89/11,045,923.05 - Step 6: Final answer
x = 7,338,425.33
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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.