Finding the Fourth Proportional to 14,203,110.28, 19,601,486.58 and 8,696,458.12
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Solution
The fourth proportional to 14,203,110.28, 19,601,486.58 and 8,696,458.12 is: 12,001,843.52
Step by Step Solution
- Step 1: Write the proportion equation
14,203,110.28 : 19,601,486.58 = 8,696,458.12 : x - Step 2: Convert to fraction form
14,203,110.28/19,601,486.58 = 8,696,458.12/x - Step 3: Cross multiply
14,203,110.28x = 19,601,486.58 × 8,696,458.12 - Step 4: Simplify right side
14,203,110.28x = 170,463,507,132,712 - Step 5: Solve for x
x = 170,463,507,132,712/14,203,110.28 - Step 6: Final answer
x = 12,001,843.52
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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.