Finding the Fourth Proportional to 33,656,517.08, 46,445,991.60 and 18,186,601.28
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Solution
The fourth proportional to 33,656,517.08, 46,445,991.60 and 18,186,601.28 is: 25,097,508.70
Step by Step Solution
- Step 1: Write the proportion equation
33,656,517.08 : 46,445,991.60 = 18,186,601.28 : x - Step 2: Convert to fraction form
33,656,517.08/46,445,991.60 = 18,186,601.28/x - Step 3: Cross multiply
33,656,517.08x = 46,445,991.60 × 18,186,601.28 - Step 4: Simplify right side
33,656,517.08x = 844,694,730,283,429.38 - Step 5: Solve for x
x = 844,694,730,283,429.38/33,656,517.08 - Step 6: Final answer
x = 25,097,508.70
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1.5x scale
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.