Finding the Fourth Proportional to 44,286,840.70, 66,430,261.05 and 12,374,136.70
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Solution
The fourth proportional to 44,286,840.70, 66,430,261.05 and 12,374,136.70 is: 18,561,205.05
Step by Step Solution
- Step 1: Write the proportion equation
44,286,840.70 : 66,430,261.05 = 12,374,136.70 : x - Step 2: Convert to fraction form
44,286,840.70/66,430,261.05 = 12,374,136.70/x - Step 3: Cross multiply
44,286,840.70x = 66,430,261.05 × 12,374,136.70 - Step 4: Simplify right side
44,286,840.70x = 822,017,131,249,385.50 - Step 5: Solve for x
x = 822,017,131,249,385.50/44,286,840.70 - Step 6: Final answer
x = 18,561,205.05
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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.