Finding the Fourth Proportional to 9,773,992.44, 13,440,279.75 and 8,482,590.81
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Solution
The fourth proportional to 9,773,992.44, 13,440,279.75 and 8,482,590.81 is: 11,664,465.08
Step by Step Solution
- Step 1: Write the proportion equation
9,773,992.44 : 13,440,279.75 = 8,482,590.81 : x - Step 2: Convert to fraction form
9,773,992.44/13,440,279.75 = 8,482,590.81/x - Step 3: Cross multiply
9,773,992.44x = 13,440,279.75 × 8,482,590.81 - Step 4: Simplify right side
9,773,992.44x = 114,008,393,420,565.81 - Step 5: Solve for x
x = 114,008,393,420,565.81/9,773,992.44 - Step 6: Final answer
x = 11,664,465.08
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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.