Finding the Fourth Proportional to 6,258,105.36, 9,391,106.79 and 2,663,866.44
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Solution
The fourth proportional to 6,258,105.36, 9,391,106.79 and 2,663,866.44 is: 3,997,480.51
Step by Step Solution
- Step 1: Write the proportion equation
6,258,105.36 : 9,391,106.79 = 2,663,866.44 : x - Step 2: Convert to fraction form
6,258,105.36/9,391,106.79 = 2,663,866.44/x - Step 3: Cross multiply
6,258,105.36x = 9,391,106.79 × 2,663,866.44 - Step 4: Simplify right side
6,258,105.36x = 25,016,654,212,337.12 - Step 5: Solve for x
x = 25,016,654,212,337.12/6,258,105.36 - Step 6: Final answer
x = 3,997,480.51
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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.