Finding the Fourth Proportional to 10,824,533.12, 14,932,192.56 and 6,693,243.68
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Solution
The fourth proportional to 10,824,533.12, 14,932,192.56 and 6,693,243.68 is: 9,233,174.53
Step by Step Solution
- Step 1: Write the proportion equation
10,824,533.12 : 14,932,192.56 = 6,693,243.68 : x - Step 2: Convert to fraction form
10,824,533.12/14,932,192.56 = 6,693,243.68/x - Step 3: Cross multiply
10,824,533.12x = 14,932,192.56 × 6,693,243.68 - Step 4: Simplify right side
10,824,533.12x = 99,944,803,480,763.02 - Step 5: Solve for x
x = 99,944,803,480,763.02/10,824,533.12 - Step 6: Final answer
x = 9,233,174.53
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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.