Finding the Fourth Proportional to 14,513,845.09, 21,784,219.71 and 7,330,423.63
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Solution
The fourth proportional to 14,513,845.09, 21,784,219.71 and 7,330,423.63 is: 11,002,429.61
Step by Step Solution
- Step 1: Write the proportion equation
14,513,845.09 : 21,784,219.71 = 7,330,423.63 : x - Step 2: Convert to fraction form
14,513,845.09/21,784,219.71 = 7,330,423.63/x - Step 3: Cross multiply
14,513,845.09x = 21,784,219.71 × 7,330,423.63 - Step 4: Simplify right side
14,513,845.09x = 159,687,558,923,295.75 - Step 5: Solve for x
x = 159,687,558,923,295.75/14,513,845.09 - Step 6: Final answer
x = 11,002,429.61
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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.