Finding the Fourth Proportional to 35,411,540.40, 53,117,310.60 and 23,318,305.20
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Solution
The fourth proportional to 35,411,540.40, 53,117,310.60 and 23,318,305.20 is: 34,977,457.80
Step by Step Solution
- Step 1: Write the proportion equation
35,411,540.40 : 53,117,310.60 = 23,318,305.20 : x - Step 2: Convert to fraction form
35,411,540.40/53,117,310.60 = 23,318,305.20/x - Step 3: Cross multiply
35,411,540.40x = 53,117,310.60 × 23,318,305.20 - Step 4: Simplify right side
35,411,540.40x = 1,238,605,659,973,995 - Step 5: Solve for x
x = 1,238,605,659,973,995/35,411,540.40 - Step 6: Final answer
x = 34,977,457.80
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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.