Finding the Fourth Proportional to 10,127,873.93, 15,192,486.85 and 3,561,794.87
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Solution
The fourth proportional to 10,127,873.93, 15,192,486.85 and 3,561,794.87 is: 5,342,930.02
Step by Step Solution
- Step 1: Write the proportion equation
10,127,873.93 : 15,192,486.85 = 3,561,794.87 : x - Step 2: Convert to fraction form
10,127,873.93/15,192,486.85 = 3,561,794.87/x - Step 3: Cross multiply
10,127,873.93x = 15,192,486.85 × 3,561,794.87 - Step 4: Simplify right side
10,127,873.93x = 54,112,521,640,005.54 - Step 5: Solve for x
x = 54,112,521,640,005.54/10,127,873.93 - Step 6: Final answer
x = 5,342,930.02
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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.