Finding the Fourth Proportional to 7,582,139.94, 11,375,203.95 and 2,724,937.14
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Solution
The fourth proportional to 7,582,139.94, 11,375,203.95 and 2,724,937.14 is: 4,088,122.35
Step by Step Solution
- Step 1: Write the proportion equation
7,582,139.94 : 11,375,203.95 = 2,724,937.14 : x - Step 2: Convert to fraction form
7,582,139.94/11,375,203.95 = 2,724,937.14/x - Step 3: Cross multiply
7,582,139.94x = 11,375,203.95 × 2,724,937.14 - Step 4: Simplify right side
7,582,139.94x = 30,996,715,718,429.70 - Step 5: Solve for x
x = 30,996,715,718,429.70/7,582,139.94 - Step 6: Final answer
x = 4,088,122.35
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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.