Finding the Fourth Proportional to 6,862,217.97, 10,290,336.93 and 2,312,418.71
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Solution
The fourth proportional to 6,862,217.97, 10,290,336.93 and 2,312,418.71 is: 3,467,620.49
Step by Step Solution
- Step 1: Write the proportion equation
6,862,217.97 : 10,290,336.93 = 2,312,418.71 : x - Step 2: Convert to fraction form
6,862,217.97/10,290,336.93 = 2,312,418.71/x - Step 3: Cross multiply
6,862,217.97x = 10,290,336.93 × 2,312,418.71 - Step 4: Simplify right side
6,862,217.97x = 23,795,567,674,861.80 - Step 5: Solve for x
x = 23,795,567,674,861.80/6,862,217.97 - Step 6: Final answer
x = 3,467,620.49
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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.