Finding the Fourth Proportional to 7,260,090.10, 10,893,634.35 and 5,125,578.10
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Solution
The fourth proportional to 7,260,090.10, 10,893,634.35 and 5,125,578.10 is: 7,690,837.56
Step by Step Solution
- Step 1: Write the proportion equation
7,260,090.10 : 10,893,634.35 = 5,125,578.10 : x - Step 2: Convert to fraction form
7,260,090.10/10,893,634.35 = 5,125,578.10/x - Step 3: Cross multiply
7,260,090.10x = 10,893,634.35 × 5,125,578.10 - Step 4: Simplify right side
7,260,090.10x = 55,836,173,653,767.73 - Step 5: Solve for x
x = 55,836,173,653,767.73/7,260,090.10 - Step 6: Final answer
x = 7,690,837.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.