Finding the Fourth Proportional to 8,145,110.85, 12,219,048.68 and 2,465,290.05
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Solution
The fourth proportional to 8,145,110.85, 12,219,048.68 and 2,465,290.05 is: 3,698,353.49
Step by Step Solution
- Step 1: Write the proportion equation
8,145,110.85 : 12,219,048.68 = 2,465,290.05 : x - Step 2: Convert to fraction form
8,145,110.85/12,219,048.68 = 2,465,290.05/x - Step 3: Cross multiply
8,145,110.85x = 12,219,048.68 × 2,465,290.05 - Step 4: Simplify right side
8,145,110.85x = 30,123,499,118,943.18 - Step 5: Solve for x
x = 30,123,499,118,943.18/8,145,110.85 - Step 6: Final answer
x = 3,698,353.49
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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.