Finding the Fourth Proportional to 52,467,836.58, 72,405,711.09 and 29,264,459.13
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Solution
The fourth proportional to 52,467,836.58, 72,405,711.09 and 29,264,459.13 is: 40,385,007.48
Step by Step Solution
- Step 1: Write the proportion equation
52,467,836.58 : 72,405,711.09 = 29,264,459.13 : x - Step 2: Convert to fraction form
52,467,836.58/72,405,711.09 = 29,264,459.13/x - Step 3: Cross multiply
52,467,836.58x = 72,405,711.09 × 29,264,459.13 - Step 4: Simplify right side
52,467,836.58x = 2,118,913,972,971,892.75 - Step 5: Solve for x
x = 2,118,913,972,971,892.75/52,467,836.58 - Step 6: Final answer
x = 40,385,007.48
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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.