Finding the Fourth Proportional to 10,369,617.57, 14,306,081.09 and 6,495,394.05
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Solution
The fourth proportional to 10,369,617.57, 14,306,081.09 and 6,495,394.05 is: 8,961,143.78
Step by Step Solution
- Step 1: Write the proportion equation
10,369,617.57 : 14,306,081.09 = 6,495,394.05 : x - Step 2: Convert to fraction form
10,369,617.57/14,306,081.09 = 6,495,394.05/x - Step 3: Cross multiply
10,369,617.57x = 14,306,081.09 × 6,495,394.05 - Step 4: Simplify right side
10,369,617.57x = 92,923,633,958,326.55 - Step 5: Solve for x
x = 92,923,633,958,326.55/10,369,617.57 - Step 6: Final answer
x = 8,961,143.78
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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.