Finding the Fourth Proportional to 6,219,086.91, 8,582,223.34 and 3,465,713.74
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Solution
The fourth proportional to 6,219,086.91, 8,582,223.34 and 3,465,713.74 is: 4,782,619.99
Step by Step Solution
- Step 1: Write the proportion equation
6,219,086.91 : 8,582,223.34 = 3,465,713.74 : x - Step 2: Convert to fraction form
6,219,086.91/8,582,223.34 = 3,465,713.74/x - Step 3: Cross multiply
6,219,086.91x = 8,582,223.34 × 3,465,713.74 - Step 4: Simplify right side
6,219,086.91x = 29,743,529,349,186.69 - Step 5: Solve for x
x = 29,743,529,349,186.69/6,219,086.91 - Step 6: Final answer
x = 4,782,619.99
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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.