Finding the Fourth Proportional to 7,506,442.26, 10,358,905.50 and 4,068,685.62
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Solution
The fourth proportional to 7,506,442.26, 10,358,905.50 and 4,068,685.62 is: 5,614,794.38
Step by Step Solution
- Step 1: Write the proportion equation
7,506,442.26 : 10,358,905.50 = 4,068,685.62 : x - Step 2: Convert to fraction form
7,506,442.26/10,358,905.50 = 4,068,685.62/x - Step 3: Cross multiply
7,506,442.26x = 10,358,905.50 × 4,068,685.62 - Step 4: Simplify right side
7,506,442.26x = 42,147,129,846,788.91 - Step 5: Solve for x
x = 42,147,129,846,788.91/7,506,442.26 - Step 6: Final answer
x = 5,614,794.38
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1.5x scale
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.