Finding the Fourth Proportional to 34,538,658.13, 47,667,527.87 and 19,657,600.46
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Solution
The fourth proportional to 34,538,658.13, 47,667,527.87 and 19,657,600.46 is: 27,129,867.48
Step by Step Solution
- Step 1: Write the proportion equation
34,538,658.13 : 47,667,527.87 = 19,657,600.46 : x - Step 2: Convert to fraction form
34,538,658.13/47,667,527.87 = 19,657,600.46/x - Step 3: Cross multiply
34,538,658.13x = 47,667,527.87 × 19,657,600.46 - Step 4: Simplify right side
34,538,658.13x = 937,029,217,894,632.38 - Step 5: Solve for x
x = 937,029,217,894,632.38/34,538,658.13 - Step 6: Final answer
x = 27,129,867.48
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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.