Finding the Fourth Proportional to 7,306,626.38, 10,083,163.95 and 4,043,666.12
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Solution
The fourth proportional to 7,306,626.38, 10,083,163.95 and 4,043,666.12 is: 5,580,270.06
Step by Step Solution
- Step 1: Write the proportion equation
7,306,626.38 : 10,083,163.95 = 4,043,666.12 : x - Step 2: Convert to fraction form
7,306,626.38/10,083,163.95 = 4,043,666.12/x - Step 3: Cross multiply
7,306,626.38x = 10,083,163.95 × 4,043,666.12 - Step 4: Simplify right side
7,306,626.38x = 40,772,948,426,802.05 - Step 5: Solve for x
x = 40,772,948,426,802.05/7,306,626.38 - Step 6: Final answer
x = 5,580,270.06
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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.