Finding the Fourth Proportional to 6,320,775.36, 8,721,147.52 and 3,839,924
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Solution
The fourth proportional to 6,320,775.36, 8,721,147.52 and 3,839,924 is: 5,298,170.20
Step by Step Solution
- Step 1: Write the proportion equation
6,320,775.36 : 8,721,147.52 = 3,839,924 : x - Step 2: Convert to fraction form
6,320,775.36/8,721,147.52 = 3,839,924/x - Step 3: Cross multiply
6,320,775.36x = 8,721,147.52 × 3,839,924 - Step 4: Simplify right side
6,320,775.36x = 33,488,543,669,588.48 - Step 5: Solve for x
x = 33,488,543,669,588.48/6,320,775.36 - Step 6: Final answer
x = 5,298,170.20
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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.