Finding the Fourth Proportional to 54,379,409.94, 75,045,565.98 and 29,598,399.09
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Solution
The fourth proportional to 54,379,409.94, 75,045,565.98 and 29,598,399.09 is: 40,846,868.59
Step by Step Solution
- Step 1: Write the proportion equation
54,379,409.94 : 75,045,565.98 = 29,598,399.09 : x - Step 2: Convert to fraction form
54,379,409.94/75,045,565.98 = 29,598,399.09/x - Step 3: Cross multiply
54,379,409.94x = 75,045,565.98 × 29,598,399.09 - Step 4: Simplify right side
54,379,409.94x = 2,221,228,611,810,967 - Step 5: Solve for x
x = 2,221,228,611,810,967/54,379,409.94 - Step 6: Final answer
x = 40,846,868.59
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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.