Finding the Fourth Proportional to 5,605,864.14, 8,378,076.80 and 4,092,733.52
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Solution
The fourth proportional to 5,605,864.14, 8,378,076.80 and 4,092,733.52 is: 6,116,672.63
Step by Step Solution
- Step 1: Write the proportion equation
5,605,864.14 : 8,378,076.80 = 4,092,733.52 : x - Step 2: Convert to fraction form
5,605,864.14/8,378,076.80 = 4,092,733.52/x - Step 3: Cross multiply
5,605,864.14x = 8,378,076.80 × 4,092,733.52 - Step 4: Simplify right side
5,605,864.14x = 34,289,235,752,494.34 - Step 5: Solve for x
x = 34,289,235,752,494.34/5,605,864.14 - Step 6: Final answer
x = 6,116,672.63
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.