Finding the Fourth Proportional to 7,163,748.97, 10,736,654.42 and 5,641,419.38
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Solution
The fourth proportional to 7,163,748.97, 10,736,654.42 and 5,641,419.38 is: 8,455,065.99
Step by Step Solution
- Step 1: Write the proportion equation
7,163,748.97 : 10,736,654.42 = 5,641,419.38 : x - Step 2: Convert to fraction form
7,163,748.97/10,736,654.42 = 5,641,419.38/x - Step 3: Cross multiply
7,163,748.97x = 10,736,654.42 × 5,641,419.38 - Step 4: Simplify right side
7,163,748.97x = 60,569,970,281,770.93 - Step 5: Solve for x
x = 60,569,970,281,770.93/7,163,748.97 - Step 6: Final answer
x = 8,455,065.99
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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.