Finding the Fourth Proportional to 46,407,450.68, 64,048,186.68 and 28,072,867.40
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Solution
The fourth proportional to 46,407,450.68, 64,048,186.68 and 28,072,867.40 is: 38,744,128.92
Step by Step Solution
- Step 1: Write the proportion equation
46,407,450.68 : 64,048,186.68 = 28,072,867.40 : x - Step 2: Convert to fraction form
46,407,450.68/64,048,186.68 = 28,072,867.40/x - Step 3: Cross multiply
46,407,450.68x = 64,048,186.68 × 28,072,867.40 - Step 4: Simplify right side
46,407,450.68x = 1,798,016,251,878,086.25 - Step 5: Solve for x
x = 1,798,016,251,878,086.25/46,407,450.68 - Step 6: Final answer
x = 38,744,128.92
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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.