Finding the Fourth Proportional to 7,621,149.57, 10,517,201.34 and 4,524,294
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Solution
The fourth proportional to 7,621,149.57, 10,517,201.34 and 4,524,294 is: 6,243,534.59
Step by Step Solution
- Step 1: Write the proportion equation
7,621,149.57 : 10,517,201.34 = 4,524,294 : x - Step 2: Convert to fraction form
7,621,149.57/10,517,201.34 = 4,524,294/x - Step 3: Cross multiply
7,621,149.57x = 10,517,201.34 × 4,524,294 - Step 4: Simplify right side
7,621,149.57x = 47,582,910,919,353.96 - Step 5: Solve for x
x = 47,582,910,919,353.96/7,621,149.57 - Step 6: Final answer
x = 6,243,534.59
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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.