Finding the Fourth Proportional to 21,704,427.62, 32,539,590.72 and 14,860,297.69
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Solution
The fourth proportional to 21,704,427.62, 32,539,590.72 and 14,860,297.69 is: 22,278,772.48
Step by Step Solution
- Step 1: Write the proportion equation
21,704,427.62 : 32,539,590.72 = 14,860,297.69 : x - Step 2: Convert to fraction form
21,704,427.62/32,539,590.72 = 14,860,297.69/x - Step 3: Cross multiply
21,704,427.62x = 32,539,590.72 × 14,860,297.69 - Step 4: Simplify right side
21,704,427.62x = 483,548,004,809,961.38 - Step 5: Solve for x
x = 483,548,004,809,961.38/21,704,427.62 - Step 6: Final answer
x = 22,278,772.48
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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.