Finding the Fourth Proportional to 38,577,204.38, 53,236,471.35 and 22,057,639.16
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Solution
The fourth proportional to 38,577,204.38, 53,236,471.35 and 22,057,639.16 is: 30,439,501.62
Step by Step Solution
- Step 1: Write the proportion equation
38,577,204.38 : 53,236,471.35 = 22,057,639.16 : x - Step 2: Convert to fraction form
38,577,204.38/53,236,471.35 = 22,057,639.16/x - Step 3: Cross multiply
38,577,204.38x = 53,236,471.35 × 22,057,639.16 - Step 4: Simplify right side
38,577,204.38x = 1,174,270,875,189,978 - Step 5: Solve for x
x = 1,174,270,875,189,978/38,577,204.38 - Step 6: Final answer
x = 30,439,501.62
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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.