Finding the Fourth Proportional to 26,586,861.16, 39,880,292.06 and 6,392,103.24
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Solution
The fourth proportional to 26,586,861.16, 39,880,292.06 and 6,392,103.24 is: 9,588,154.94
Step by Step Solution
- Step 1: Write the proportion equation
26,586,861.16 : 39,880,292.06 = 6,392,103.24 : x - Step 2: Convert to fraction form
26,586,861.16/39,880,292.06 = 6,392,103.24/x - Step 3: Cross multiply
26,586,861.16x = 39,880,292.06 × 6,392,103.24 - Step 4: Simplify right side
26,586,861.16x = 254,918,944,088,872.31 - Step 5: Solve for x
x = 254,918,944,088,872.31/26,586,861.16 - Step 6: Final answer
x = 9,588,154.94
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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.