Finding the Fourth Proportional to 46,385,986.62, 69,513,173.07 and 34,159,563.12
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Solution
The fourth proportional to 46,385,986.62, 69,513,173.07 and 34,159,563.12 is: 51,190,883.20
Step by Step Solution
- Step 1: Write the proportion equation
46,385,986.62 : 69,513,173.07 = 34,159,563.12 : x - Step 2: Convert to fraction form
46,385,986.62/69,513,173.07 = 34,159,563.12/x - Step 3: Cross multiply
46,385,986.62x = 69,513,173.07 × 34,159,563.12 - Step 4: Simplify right side
46,385,986.62x = 2,374,539,623,156,148.50 - Step 5: Solve for x
x = 2,374,539,623,156,148.50/46,385,986.62 - Step 6: Final answer
x = 51,190,883.20
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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.