Finding the Fourth Proportional to 33,746,988.58, 46,570,611.99 and 18,276,719.02
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Solution
The fourth proportional to 33,746,988.58, 46,570,611.99 and 18,276,719.02 is: 25,221,746.47
Step by Step Solution
- Step 1: Write the proportion equation
33,746,988.58 : 46,570,611.99 = 18,276,719.02 : x - Step 2: Convert to fraction form
33,746,988.58/46,570,611.99 = 18,276,719.02/x - Step 3: Cross multiply
33,746,988.58x = 46,570,611.99 × 18,276,719.02 - Step 4: Simplify right side
33,746,988.58x = 851,157,989,930,673.12 - Step 5: Solve for x
x = 851,157,989,930,673.12/33,746,988.58 - Step 6: Final answer
x = 25,221,746.47
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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.