Finding the Fourth Proportional to 7,832,566.43, 11,746,188.65 and 2,713,801.53
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Solution
The fourth proportional to 7,832,566.43, 11,746,188.65 and 2,713,801.53 is: 4,069,780.32
Step by Step Solution
- Step 1: Write the proportion equation
7,832,566.43 : 11,746,188.65 = 2,713,801.53 : x - Step 2: Convert to fraction form
7,832,566.43/11,746,188.65 = 2,713,801.53/x - Step 3: Cross multiply
7,832,566.43x = 11,746,188.65 × 2,713,801.53 - Step 4: Simplify right side
7,832,566.43x = 31,876,824,716,469.62 - Step 5: Solve for x
x = 31,876,824,716,469.62/7,832,566.43 - Step 6: Final answer
x = 4,069,780.32
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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.