Finding the Fourth Proportional to 6,545,385.11, 9,032,630.99 and 3,793,668.65
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Solution
The fourth proportional to 6,545,385.11, 9,032,630.99 and 3,793,668.65 is: 5,235,262.46
Step by Step Solution
- Step 1: Write the proportion equation
6,545,385.11 : 9,032,630.99 = 3,793,668.65 : x - Step 2: Convert to fraction form
6,545,385.11/9,032,630.99 = 3,793,668.65/x - Step 3: Cross multiply
6,545,385.11x = 9,032,630.99 × 3,793,668.65 - Step 4: Simplify right side
6,545,385.11x = 34,266,808,949,649.96 - Step 5: Solve for x
x = 34,266,808,949,649.96/6,545,385.11 - Step 6: Final answer
x = 5,235,262.46
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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.