Finding the Fourth Proportional to 19,032,003.28, 26,264,190.84 and 10,330,177.60
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Solution
The fourth proportional to 19,032,003.28, 26,264,190.84 and 10,330,177.60 is: 14,255,659.37
Step by Step Solution
- Step 1: Write the proportion equation
19,032,003.28 : 26,264,190.84 = 10,330,177.60 : x - Step 2: Convert to fraction form
19,032,003.28/26,264,190.84 = 10,330,177.60/x - Step 3: Cross multiply
19,032,003.28x = 26,264,190.84 × 10,330,177.60 - Step 4: Simplify right side
19,032,003.28x = 271,313,755,897,493.19 - Step 5: Solve for x
x = 271,313,755,897,493.19/19,032,003.28 - Step 6: Final answer
x = 14,255,659.37
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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.