Finding the Fourth Proportional to 7,244,531.70, 10,866,797.55 and 4,725,107.70
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Solution
The fourth proportional to 7,244,531.70, 10,866,797.55 and 4,725,107.70 is: 7,087,661.55
Step by Step Solution
- Step 1: Write the proportion equation
7,244,531.70 : 10,866,797.55 = 4,725,107.70 : x - Step 2: Convert to fraction form
7,244,531.70/10,866,797.55 = 4,725,107.70/x - Step 3: Cross multiply
7,244,531.70x = 10,866,797.55 × 4,725,107.70 - Step 4: Simplify right side
7,244,531.70x = 51,346,788,777,846.14 - Step 5: Solve for x
x = 51,346,788,777,846.14/7,244,531.70 - Step 6: Final answer
x = 7,087,661.55
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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.