Finding the Fourth Proportional to 25,344,427.60, 38,007,310.20 and 8,305,656.40
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Solution
The fourth proportional to 25,344,427.60, 38,007,310.20 and 8,305,656.40 is: 12,455,426.66
Step by Step Solution
- Step 1: Write the proportion equation
25,344,427.60 : 38,007,310.20 = 8,305,656.40 : x - Step 2: Convert to fraction form
25,344,427.60/38,007,310.20 = 8,305,656.40/x - Step 3: Cross multiply
25,344,427.60x = 38,007,310.20 × 8,305,656.40 - Step 4: Simplify right side
25,344,427.60x = 315,675,659,209,415.31 - Step 5: Solve for x
x = 315,675,659,209,415.31/25,344,427.60 - Step 6: Final answer
x = 12,455,426.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.