Finding the Fourth Proportional to 27,228,359.97, 37,575,143.55 and 14,838,456.99
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Solution
The fourth proportional to 27,228,359.97, 37,575,143.55 and 14,838,456.99 is: 20,477,074.35
Step by Step Solution
- Step 1: Write the proportion equation
27,228,359.97 : 37,575,143.55 = 14,838,456.99 : x - Step 2: Convert to fraction form
27,228,359.97/37,575,143.55 = 14,838,456.99/x - Step 3: Cross multiply
27,228,359.97x = 37,575,143.55 × 14,838,456.99 - Step 4: Simplify right side
27,228,359.97x = 557,557,151,459,750.88 - Step 5: Solve for x
x = 557,557,151,459,750.88/27,228,359.97 - Step 6: Final answer
x = 20,477,074.35
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1.5x scale
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.