Finding the Fourth Proportional to 7,364,746.17, 10,162,620.20 and 4,101,863.99
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Solution
The fourth proportional to 7,364,746.17, 10,162,620.20 and 4,101,863.99 is: 5,660,165.99
Step by Step Solution
- Step 1: Write the proportion equation
7,364,746.17 : 10,162,620.20 = 4,101,863.99 : x - Step 2: Convert to fraction form
7,364,746.17/10,162,620.20 = 4,101,863.99/x - Step 3: Cross multiply
7,364,746.17x = 10,162,620.20 × 4,101,863.99 - Step 4: Simplify right side
7,364,746.17x = 41,685,685,771,104.18 - Step 5: Solve for x
x = 41,685,685,771,104.18/7,364,746.17 - Step 6: Final answer
x = 5,660,165.99
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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.