Finding the Fourth Proportional to 6,192,668.13, 8,545,901.85 and 3,439,355.06
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Solution
The fourth proportional to 6,192,668.13, 8,545,901.85 and 3,439,355.06 is: 4,746,320.99
Step by Step Solution
- Step 1: Write the proportion equation
6,192,668.13 : 8,545,901.85 = 3,439,355.06 : x - Step 2: Convert to fraction form
6,192,668.13/8,545,901.85 = 3,439,355.06/x - Step 3: Cross multiply
6,192,668.13x = 8,545,901.85 × 3,439,355.06 - Step 4: Simplify right side
6,192,668.13x = 29,392,390,727,331.35 - Step 5: Solve for x
x = 29,392,390,727,331.35/6,192,668.13 - Step 6: Final answer
x = 4,746,320.99
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1.5x scale
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.