Finding the Fourth Proportional to 8,146,395.20, 12,221,166.34 and 3,097,313.12
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Solution
The fourth proportional to 8,146,395.20, 12,221,166.34 and 3,097,313.12 is: 4,646,567.94
Step by Step Solution
- Step 1: Write the proportion equation
8,146,395.20 : 12,221,166.34 = 3,097,313.12 : x - Step 2: Convert to fraction form
8,146,395.20/12,221,166.34 = 3,097,313.12/x - Step 3: Cross multiply
8,146,395.20x = 12,221,166.34 × 3,097,313.12 - Step 4: Simplify right side
8,146,395.20x = 37,852,778,777,735.27 - Step 5: Solve for x
x = 37,852,778,777,735.27/8,146,395.20 - Step 6: Final answer
x = 4,646,567.94
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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.