Finding the Fourth Proportional to 26,320,427.12, 36,322,307.88 and 14,717,994.80
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Solution
The fourth proportional to 26,320,427.12, 36,322,307.88 and 14,717,994.80 is: 20,310,899.06
Step by Step Solution
- Step 1: Write the proportion equation
26,320,427.12 : 36,322,307.88 = 14,717,994.80 : x - Step 2: Convert to fraction form
26,320,427.12/36,322,307.88 = 14,717,994.80/x - Step 3: Cross multiply
26,320,427.12x = 36,322,307.88 × 14,717,994.80 - Step 4: Simplify right side
26,320,427.12x = 534,591,538,501,839.06 - Step 5: Solve for x
x = 534,591,538,501,839.06/26,320,427.12 - Step 6: Final answer
x = 20,310,899.06
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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.