Finding the Fourth Proportional to 7,700,174.30, 10,627,190.26 and 4,393,282.70
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Solution
The fourth proportional to 7,700,174.30, 10,627,190.26 and 4,393,282.70 is: 6,063,271.99
Step by Step Solution
- Step 1: Write the proportion equation
7,700,174.30 : 10,627,190.26 = 4,393,282.70 : x - Step 2: Convert to fraction form
7,700,174.30/10,627,190.26 = 4,393,282.70/x - Step 3: Cross multiply
7,700,174.30x = 10,627,190.26 × 4,393,282.70 - Step 4: Simplify right side
7,700,174.30x = 46,688,251,118,866.50 - Step 5: Solve for x
x = 46,688,251,118,866.50/7,700,174.30 - Step 6: Final answer
x = 6,063,271.99
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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.