Finding the Fourth Proportional to 6,167,962.84, 8,512,679.46 and 3,553,966.48
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Solution
The fourth proportional to 6,167,962.84, 8,512,679.46 and 3,553,966.48 is: 4,904,986.99
Step by Step Solution
- Step 1: Write the proportion equation
6,167,962.84 : 8,512,679.46 = 3,553,966.48 : x - Step 2: Convert to fraction form
6,167,962.84/8,512,679.46 = 3,553,966.48/x - Step 3: Cross multiply
6,167,962.84x = 8,512,679.46 × 3,553,966.48 - Step 4: Simplify right side
6,167,962.84x = 30,253,777,455,824.50 - Step 5: Solve for x
x = 30,253,777,455,824.50/6,167,962.84 - Step 6: Final answer
x = 4,904,986.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.