Finding the Fourth Proportional to 10,326,894.08, 14,251,464.96 and 5,680,883.84
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Solution
The fourth proportional to 10,326,894.08, 14,251,464.96 and 5,680,883.84 is: 7,839,812.86
Step by Step Solution
- Step 1: Write the proportion equation
10,326,894.08 : 14,251,464.96 = 5,680,883.84 : x - Step 2: Convert to fraction form
10,326,894.08/14,251,464.96 = 5,680,883.84/x - Step 3: Cross multiply
10,326,894.08x = 14,251,464.96 × 5,680,883.84 - Step 4: Simplify right side
10,326,894.08x = 80,960,916,987,590.25 - Step 5: Solve for x
x = 80,960,916,987,590.25/10,326,894.08 - Step 6: Final answer
x = 7,839,812.86
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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.