Finding the Fourth Proportional to 10,356,614.40, 14,291,830.44 and 5,772,837.36
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Solution
The fourth proportional to 10,356,614.40, 14,291,830.44 and 5,772,837.36 is: 7,966,349.77
Step by Step Solution
- Step 1: Write the proportion equation
10,356,614.40 : 14,291,830.44 = 5,772,837.36 : x - Step 2: Convert to fraction form
10,356,614.40/14,291,830.44 = 5,772,837.36/x - Step 3: Cross multiply
10,356,614.40x = 14,291,830.44 × 5,772,837.36 - Step 4: Simplify right side
10,356,614.40x = 82,504,412,706,817.23 - Step 5: Solve for x
x = 82,504,412,706,817.23/10,356,614.40 - Step 6: Final answer
x = 7,966,349.77
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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.