Finding the Fourth Proportional to 33,312,455.11, 45,868,991.92 and 29,159,243.70
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Solution
The fourth proportional to 33,312,455.11, 45,868,991.92 and 29,159,243.70 is: 40,150,301.42
Step by Step Solution
- Step 1: Write the proportion equation
33,312,455.11 : 45,868,991.92 = 29,159,243.70 : x - Step 2: Convert to fraction form
33,312,455.11/45,868,991.92 = 29,159,243.70/x - Step 3: Cross multiply
33,312,455.11x = 45,868,991.92 × 29,159,243.70 - Step 4: Simplify right side
33,312,455.11x = 1,337,505,113,668,611 - Step 5: Solve for x
x = 1,337,505,113,668,611/33,312,455.11 - Step 6: Final answer
x = 40,150,301.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.