Finding the Fourth Proportional to 34,852,403.70, 52,278,605.55 and 12,125,747.70
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Solution
The fourth proportional to 34,852,403.70, 52,278,605.55 and 12,125,747.70 is: 18,188,621.55
Step by Step Solution
- Step 1: Write the proportion equation
34,852,403.70 : 52,278,605.55 = 12,125,747.70 : x - Step 2: Convert to fraction form
34,852,403.70/52,278,605.55 = 12,125,747.70/x - Step 3: Cross multiply
34,852,403.70x = 52,278,605.55 × 12,125,747.70 - Step 4: Simplify right side
34,852,403.70x = 633,917,181,007,119.62 - Step 5: Solve for x
x = 633,917,181,007,119.62/34,852,403.70 - Step 6: Final answer
x = 18,188,621.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.