Finding the Fourth Proportional to 6,739,937.80, 10,109,906.70 and 2,960,801.80
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Solution
The fourth proportional to 6,739,937.80, 10,109,906.70 and 2,960,801.80 is: 4,441,202.70
Step by Step Solution
- Step 1: Write the proportion equation
6,739,937.80 : 10,109,906.70 = 2,960,801.80 : x - Step 2: Convert to fraction form
6,739,937.80/10,109,906.70 = 2,960,801.80/x - Step 3: Cross multiply
6,739,937.80x = 10,109,906.70 × 2,960,801.80 - Step 4: Simplify right side
6,739,937.80x = 29,933,429,955,192.05 - Step 5: Solve for x
x = 29,933,429,955,192.05/6,739,937.80 - Step 6: Final answer
x = 4,441,202.70
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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.