Finding the Fourth Proportional to 10,227,226.80, 15,336,853.36 and 3,833,990.76
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Solution
The fourth proportional to 10,227,226.80, 15,336,853.36 and 3,833,990.76 is: 5,749,491.55
Step by Step Solution
- Step 1: Write the proportion equation
10,227,226.80 : 15,336,853.36 = 3,833,990.76 : x - Step 2: Convert to fraction form
10,227,226.80/15,336,853.36 = 3,833,990.76/x - Step 3: Cross multiply
10,227,226.80x = 15,336,853.36 × 3,833,990.76 - Step 4: Simplify right side
10,227,226.80x = 58,801,354,069,714.95 - Step 5: Solve for x
x = 58,801,354,069,714.95/10,227,226.80 - Step 6: Final answer
x = 5,749,491.55
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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.