Finding the Fourth Proportional to 6,697,986.12, 10,034,301.84 and 3,957,337.44
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Solution
The fourth proportional to 6,697,986.12, 10,034,301.84 and 3,957,337.44 is: 5,928,516.07
Step by Step Solution
- Step 1: Write the proportion equation
6,697,986.12 : 10,034,301.84 = 3,957,337.44 : x - Step 2: Convert to fraction form
6,697,986.12/10,034,301.84 = 3,957,337.44/x - Step 3: Cross multiply
6,697,986.12x = 10,034,301.84 × 3,957,337.44 - Step 4: Simplify right side
6,697,986.12x = 39,709,118,355,692.89 - Step 5: Solve for x
x = 39,709,118,355,692.89/6,697,986.12 - Step 6: Final answer
x = 5,928,516.07
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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.