Finding the Fourth Proportional to 13,598,497.12, 20,384,921.94 and 6,768,613
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Solution
The fourth proportional to 13,598,497.12, 20,384,921.94 and 6,768,613 is: 10,146,536.52
Step by Step Solution
- Step 1: Write the proportion equation
13,598,497.12 : 20,384,921.94 = 6,768,613 : x - Step 2: Convert to fraction form
13,598,497.12/20,384,921.94 = 6,768,613/x - Step 3: Cross multiply
13,598,497.12x = 20,384,921.94 × 6,768,613 - Step 4: Simplify right side
13,598,497.12x = 137,977,647,647,069.23 - Step 5: Solve for x
x = 137,977,647,647,069.23/13,598,497.12 - Step 6: Final answer
x = 10,146,536.52
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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.