Finding the Fourth Proportional to 24,168,859.89, 33,355,862.47 and 13,573,986.99
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Solution
The fourth proportional to 24,168,859.89, 33,355,862.47 and 13,573,986.99 is: 18,733,694.73
Step by Step Solution
- Step 1: Write the proportion equation
24,168,859.89 : 33,355,862.47 = 13,573,986.99 : x - Step 2: Convert to fraction form
24,168,859.89/33,355,862.47 = 13,573,986.99/x - Step 3: Cross multiply
24,168,859.89x = 33,355,862.47 × 13,573,986.99 - Step 4: Simplify right side
24,168,859.89x = 452,772,043,099,892.31 - Step 5: Solve for x
x = 452,772,043,099,892.31/24,168,859.89 - Step 6: Final answer
x = 18,733,694.73
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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.