Finding the Fourth Proportional to 11,653,985.85, 16,082,567.87 and 6,497,668.41
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Solution
The fourth proportional to 11,653,985.85, 16,082,567.87 and 6,497,668.41 is: 8,966,819.98
Step by Step Solution
- Step 1: Write the proportion equation
11,653,985.85 : 16,082,567.87 = 6,497,668.41 : x - Step 2: Convert to fraction form
11,653,985.85/16,082,567.87 = 6,497,668.41/x - Step 3: Cross multiply
11,653,985.85x = 16,082,567.87 × 6,497,668.41 - Step 4: Simplify right side
11,653,985.85x = 104,499,193,168,091.66 - Step 5: Solve for x
x = 104,499,193,168,091.66/11,653,985.85 - Step 6: Final answer
x = 8,966,819.98
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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.