Finding the Fourth Proportional to 6,108,757.49, 8,430,230.87 and 3,355,502.58
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Solution
The fourth proportional to 6,108,757.49, 8,430,230.87 and 3,355,502.58 is: 4,630,673.50
Step by Step Solution
- Step 1: Write the proportion equation
6,108,757.49 : 8,430,230.87 = 3,355,502.58 : x - Step 2: Convert to fraction form
6,108,757.49/8,430,230.87 = 3,355,502.58/x - Step 3: Cross multiply
6,108,757.49x = 8,430,230.87 × 3,355,502.58 - Step 4: Simplify right side
6,108,757.49x = 28,287,661,417,503.13 - Step 5: Solve for x
x = 28,287,661,417,503.13/6,108,757.49 - Step 6: Final answer
x = 4,630,673.50
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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.