Finding the Fourth Proportional to 10,606,365.42, 14,623,943.10 and 8,252,247.66
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Solution
The fourth proportional to 10,606,365.42, 14,623,943.10 and 8,252,247.66 is: 11,378,110.73
Step by Step Solution
- Step 1: Write the proportion equation
10,606,365.42 : 14,623,943.10 = 8,252,247.66 : x - Step 2: Convert to fraction form
10,606,365.42/14,623,943.10 = 8,252,247.66/x - Step 3: Cross multiply
10,606,365.42x = 14,623,943.10 × 8,252,247.66 - Step 4: Simplify right side
10,606,365.42x = 120,680,400,226,948.14 - Step 5: Solve for x
x = 120,680,400,226,948.14/10,606,365.42 - Step 6: Final answer
x = 11,378,110.73
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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.