Finding the Fourth Proportional to 34,888,414.80, 48,145,154.64 and 19,207,308.96
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Solution
The fourth proportional to 34,888,414.80, 48,145,154.64 and 19,207,308.96 is: 26,505,614.12
Step by Step Solution
- Step 1: Write the proportion equation
34,888,414.80 : 48,145,154.64 = 19,207,308.96 : x - Step 2: Convert to fraction form
34,888,414.80/48,145,154.64 = 19,207,308.96/x - Step 3: Cross multiply
34,888,414.80x = 48,145,154.64 × 19,207,308.96 - Step 4: Simplify right side
34,888,414.80x = 924,738,860,097,457.62 - Step 5: Solve for x
x = 924,738,860,097,457.62/34,888,414.80 - Step 6: Final answer
x = 26,505,614.12
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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.