Finding the Fourth Proportional to 14,261,195.14, 19,680,894.79 and 8,066,120.62
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Solution
The fourth proportional to 14,261,195.14, 19,680,894.79 and 8,066,120.62 is: 11,131,498.43
Step by Step Solution
- Step 1: Write the proportion equation
14,261,195.14 : 19,680,894.79 = 8,066,120.62 : x - Step 2: Convert to fraction form
14,261,195.14/19,680,894.79 = 8,066,120.62/x - Step 3: Cross multiply
14,261,195.14x = 19,680,894.79 × 8,066,120.62 - Step 4: Simplify right side
14,261,195.14x = 158,748,471,298,575.62 - Step 5: Solve for x
x = 158,748,471,298,575.62/14,261,195.14 - Step 6: Final answer
x = 11,131,498.43
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1.5x scale
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.