Finding the Fourth Proportional to 7,541,074.36, 10,406,806.98 and 4,103,332.84
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Solution
The fourth proportional to 7,541,074.36, 10,406,806.98 and 4,103,332.84 is: 5,662,666.99
Step by Step Solution
- Step 1: Write the proportion equation
7,541,074.36 : 10,406,806.98 = 4,103,332.84 : x - Step 2: Convert to fraction form
7,541,074.36/10,406,806.98 = 4,103,332.84/x - Step 3: Cross multiply
7,541,074.36x = 10,406,806.98 × 4,103,332.84 - Step 4: Simplify right side
7,541,074.36x = 42,702,592,840,575.23 - Step 5: Solve for x
x = 42,702,592,840,575.23/7,541,074.36 - Step 6: Final answer
x = 5,662,666.99
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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.