Finding the Fourth Proportional to 7,489,837.24, 10,296,298.28 and 6,439,388.58
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Solution
The fourth proportional to 7,489,837.24, 10,296,298.28 and 6,439,388.58 is: 8,852,243.84
Step by Step Solution
- Step 1: Write the proportion equation
7,489,837.24 : 10,296,298.28 = 6,439,388.58 : x - Step 2: Convert to fraction form
7,489,837.24/10,296,298.28 = 6,439,388.58/x - Step 3: Cross multiply
7,489,837.24x = 10,296,298.28 × 6,439,388.58 - Step 4: Simplify right side
7,489,837.24x = 66,301,865,576,604.12 - Step 5: Solve for x
x = 66,301,865,576,604.12/7,489,837.24 - Step 6: Final answer
x = 8,852,243.84
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.