Finding the Fourth Proportional to 6,290,356.10, 9,423,203.03 and 3,259,709.99
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Solution
The fourth proportional to 6,290,356.10, 9,423,203.03 and 3,259,709.99 is: 4,883,174.91
Step by Step Solution
- Step 1: Write the proportion equation
6,290,356.10 : 9,423,203.03 = 3,259,709.99 : x - Step 2: Convert to fraction form
6,290,356.10/9,423,203.03 = 3,259,709.99/x - Step 3: Cross multiply
6,290,356.10x = 9,423,203.03 × 3,259,709.99 - Step 4: Simplify right side
6,290,356.10x = 30,716,909,054,689.27 - Step 5: Solve for x
x = 30,716,909,054,689.27/6,290,356.10 - Step 6: Final answer
x = 4,883,174.91
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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.