Finding the Fourth Proportional to 5,139,237.33, 7,092,141.98 and 2,816,186.49
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Solution
The fourth proportional to 5,139,237.33, 7,092,141.98 and 2,816,186.49 is: 3,886,334.32
Step by Step Solution
- Step 1: Write the proportion equation
5,139,237.33 : 7,092,141.98 = 2,816,186.49 : x - Step 2: Convert to fraction form
5,139,237.33/7,092,141.98 = 2,816,186.49/x - Step 3: Cross multiply
5,139,237.33x = 7,092,141.98 × 2,816,186.49 - Step 4: Simplify right side
5,139,237.33x = 19,972,794,415,156.92 - Step 5: Solve for x
x = 19,972,794,415,156.92/5,139,237.33 - Step 6: Final answer
x = 3,886,334.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.