Finding the Fourth Proportional to 42,471,933.66, 63,667,535.76 and 27,076,014.99
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Solution
The fourth proportional to 42,471,933.66, 63,667,535.76 and 27,076,014.99 is: 40,588,289.82
Step by Step Solution
- Step 1: Write the proportion equation
42,471,933.66 : 63,667,535.76 = 27,076,014.99 : x - Step 2: Convert to fraction form
42,471,933.66/63,667,535.76 = 27,076,014.99/x - Step 3: Cross multiply
42,471,933.66x = 63,667,535.76 × 27,076,014.99 - Step 4: Simplify right side
42,471,933.66x = 1,723,863,152,614,121 - Step 5: Solve for x
x = 1,723,863,152,614,121/42,471,933.66 - Step 6: Final answer
x = 40,588,289.82
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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.