Finding the Fourth Proportional to 10,817,286.91, 16,225,968.70 and 2,619,934.63
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Solution
The fourth proportional to 10,817,286.91, 16,225,968.70 and 2,619,934.63 is: 3,929,911.23
Step by Step Solution
- Step 1: Write the proportion equation
10,817,286.91 : 16,225,968.70 = 2,619,934.63 : x - Step 2: Convert to fraction form
10,817,286.91/16,225,968.70 = 2,619,934.63/x - Step 3: Cross multiply
10,817,286.91x = 16,225,968.70 × 2,619,934.63 - Step 4: Simplify right side
10,817,286.91x = 42,510,977,255,311.32 - Step 5: Solve for x
x = 42,510,977,255,311.32/10,817,286.91 - Step 6: Final answer
x = 3,929,911.23
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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.