Finding the Fourth Proportional to 53,053,979.34, 79,580,962.26 and 14,715,493.23
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Solution
The fourth proportional to 53,053,979.34, 79,580,962.26 and 14,715,493.23 is: 22,073,237.97
Step by Step Solution
- Step 1: Write the proportion equation
53,053,979.34 : 79,580,962.26 = 14,715,493.23 : x - Step 2: Convert to fraction form
53,053,979.34/79,580,962.26 = 14,715,493.23/x - Step 3: Cross multiply
53,053,979.34x = 79,580,962.26 × 14,715,493.23 - Step 4: Simplify right side
53,053,979.34x = 1,171,073,111,373,915.50 - Step 5: Solve for x
x = 1,171,073,111,373,915.50/53,053,979.34 - Step 6: Final answer
x = 22,073,237.97
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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.