Finding the Fourth Proportional to 6,838,204.20, 10,257,306.30 and 6,523,276.20
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Solution
The fourth proportional to 6,838,204.20, 10,257,306.30 and 6,523,276.20 is: 9,784,914.30
Step by Step Solution
- Step 1: Write the proportion equation
6,838,204.20 : 10,257,306.30 = 6,523,276.20 : x - Step 2: Convert to fraction form
6,838,204.20/10,257,306.30 = 6,523,276.20/x - Step 3: Cross multiply
6,838,204.20x = 10,257,306.30 × 6,523,276.20 - Step 4: Simplify right side
6,838,204.20x = 66,911,242,062,900.07 - Step 5: Solve for x
x = 66,911,242,062,900.07/6,838,204.20 - Step 6: Final answer
x = 9,784,914.30
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Similar ratio
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1.5x scale
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.