Finding the Fourth Proportional to 30,268,248.08, 41,771,064.48 and 16,518,097.88
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Solution
The fourth proportional to 30,268,248.08, 41,771,064.48 and 16,518,097.88 is: 22,795,456.47
Step by Step Solution
- Step 1: Write the proportion equation
30,268,248.08 : 41,771,064.48 = 16,518,097.88 : x - Step 2: Convert to fraction form
30,268,248.08/41,771,064.48 = 16,518,097.88/x - Step 3: Cross multiply
30,268,248.08x = 41,771,064.48 × 16,518,097.88 - Step 4: Simplify right side
30,268,248.08x = 689,978,531,632,431.25 - Step 5: Solve for x
x = 689,978,531,632,431.25/30,268,248.08 - Step 6: Final answer
x = 22,795,456.47
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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.