Finding the Fourth Proportional to 14,719,342.68, 20,312,694 and 8,192,831.67
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Solution
The fourth proportional to 14,719,342.68, 20,312,694 and 8,192,831.67 is: 11,306,108.32
Step by Step Solution
- Step 1: Write the proportion equation
14,719,342.68 : 20,312,694 = 8,192,831.67 : x - Step 2: Convert to fraction form
14,719,342.68/20,312,694 = 8,192,831.67/x - Step 3: Cross multiply
14,719,342.68x = 20,312,694 × 8,192,831.67 - Step 4: Simplify right side
14,719,342.68x = 166,418,482,706,218.97 - Step 5: Solve for x
x = 166,418,482,706,218.97/14,719,342.68 - Step 6: Final answer
x = 11,306,108.32
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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.