Finding the Fourth Proportional to 71,609,101.60, 107,413,652.40 and 26,203,482.40
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Solution
The fourth proportional to 71,609,101.60, 107,413,652.40 and 26,203,482.40 is: 39,305,223.60
Step by Step Solution
- Step 1: Write the proportion equation
71,609,101.60 : 107,413,652.40 = 26,203,482.40 : x - Step 2: Convert to fraction form
71,609,101.60/107,413,652.40 = 26,203,482.40/x - Step 3: Cross multiply
71,609,101.60x = 107,413,652.40 × 26,203,482.40 - Step 4: Simplify right side
71,609,101.60x = 2,814,611,750,183,118 - Step 5: Solve for x
x = 2,814,611,750,183,118/71,609,101.60 - Step 6: Final answer
x = 39,305,223.60
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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.