Finding the Fourth Proportional to 14,894,388.02, 20,553,134.99 and 8,366,742.60
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Solution
The fourth proportional to 14,894,388.02, 20,553,134.99 and 8,366,742.60 is: 11,545,475.37
Step by Step Solution
- Step 1: Write the proportion equation
14,894,388.02 : 20,553,134.99 = 8,366,742.60 : x - Step 2: Convert to fraction form
14,894,388.02/20,553,134.99 = 8,366,742.60/x - Step 3: Cross multiply
14,894,388.02x = 20,553,134.99 × 8,366,742.60 - Step 4: Simplify right side
14,894,388.02x = 171,962,790,042,549.84 - Step 5: Solve for x
x = 171,962,790,042,549.84/14,894,388.02 - Step 6: Final answer
x = 11,545,475.37
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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.