Finding the Fourth Proportional to 6,784,962.06, 10,178,703.81 and 2,236,330.11
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Solution
The fourth proportional to 6,784,962.06, 10,178,703.81 and 2,236,330.11 is: 3,354,910.70
Step by Step Solution
- Step 1: Write the proportion equation
6,784,962.06 : 10,178,703.81 = 2,236,330.11 : x - Step 2: Convert to fraction form
6,784,962.06/10,178,703.81 = 2,236,330.11/x - Step 3: Cross multiply
6,784,962.06x = 10,178,703.81 × 2,236,330.11 - Step 4: Simplify right side
6,784,962.06x = 22,762,941,849,244.86 - Step 5: Solve for x
x = 22,762,941,849,244.86/6,784,962.06 - Step 6: Final answer
x = 3,354,910.70
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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.