Finding the Fourth Proportional to 11,809,549.78, 16,297,235.85 and 6,652,992.58
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Solution
The fourth proportional to 11,809,549.78, 16,297,235.85 and 6,652,992.58 is: 9,181,161.96
Step by Step Solution
- Step 1: Write the proportion equation
11,809,549.78 : 16,297,235.85 = 6,652,992.58 : x - Step 2: Convert to fraction form
11,809,549.78/16,297,235.85 = 6,652,992.58/x - Step 3: Cross multiply
11,809,549.78x = 16,297,235.85 × 6,652,992.58 - Step 4: Simplify right side
11,809,549.78x = 108,425,389,184,559.98 - Step 5: Solve for x
x = 108,425,389,184,559.98/11,809,549.78 - Step 6: Final answer
x = 9,181,161.96
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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.