Finding the Fourth Proportional to 14,251,180.91, 19,666,102.58 and 7,724,670.24
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Solution
The fourth proportional to 14,251,180.91, 19,666,102.58 and 7,724,670.24 is: 10,659,759.23
Step by Step Solution
- Step 1: Write the proportion equation
14,251,180.91 : 19,666,102.58 = 7,724,670.24 : x - Step 2: Convert to fraction form
14,251,180.91/19,666,102.58 = 7,724,670.24/x - Step 3: Cross multiply
14,251,180.91x = 19,666,102.58 × 7,724,670.24 - Step 4: Simplify right side
14,251,180.91x = 151,914,157,251,472.03 - Step 5: Solve for x
x = 151,914,157,251,472.03/14,251,180.91 - Step 6: Final answer
x = 10,659,759.23
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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.