Finding the Fourth Proportional to 50,448,642.22, 69,619,125.86 and 27,243,767.14
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Solution
The fourth proportional to 50,448,642.22, 69,619,125.86 and 27,243,767.14 is: 37,596,398.44
Step by Step Solution
- Step 1: Write the proportion equation
50,448,642.22 : 69,619,125.86 = 27,243,767.14 : x - Step 2: Convert to fraction form
50,448,642.22/69,619,125.86 = 27,243,767.14/x - Step 3: Cross multiply
50,448,642.22x = 69,619,125.86 × 27,243,767.14 - Step 4: Simplify right side
50,448,642.22x = 1,896,687,253,420,192.25 - Step 5: Solve for x
x = 1,896,687,253,420,192.25/50,448,642.22 - Step 6: Final answer
x = 37,596,398.44
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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.