Finding the Fourth Proportional to 19,944,420.24, 27,525,486.96 and 11,573,634
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Solution
The fourth proportional to 19,944,420.24, 27,525,486.96 and 11,573,634 is: 15,972,884.04
Step by Step Solution
- Step 1: Write the proportion equation
19,944,420.24 : 27,525,486.96 = 11,573,634 : x - Step 2: Convert to fraction form
19,944,420.24/27,525,486.96 = 11,573,634/x - Step 3: Cross multiply
19,944,420.24x = 27,525,486.96 × 11,573,634 - Step 4: Simplify right side
19,944,420.24x = 318,569,911,746,812.62 - Step 5: Solve for x
x = 318,569,911,746,812.62/19,944,420.24 - Step 6: Final answer
x = 15,972,884.04
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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.