Finding the Fourth Proportional to 5,447,269.70, 8,170,904.55 and 4,384,387.70
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Solution
The fourth proportional to 5,447,269.70, 8,170,904.55 and 4,384,387.70 is: 6,576,581.55
Step by Step Solution
- Step 1: Write the proportion equation
5,447,269.70 : 8,170,904.55 = 4,384,387.70 : x - Step 2: Convert to fraction form
5,447,269.70/8,170,904.55 = 4,384,387.70/x - Step 3: Cross multiply
5,447,269.70x = 8,170,904.55 × 4,384,387.70 - Step 4: Simplify right side
5,447,269.70x = 35,824,413,406,894.04 - Step 5: Solve for x
x = 35,824,413,406,894.04/5,447,269.70 - Step 6: Final answer
x = 6,576,581.55
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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.