Finding the Fourth Proportional to 19,732,354.81, 27,230,758.88 and 11,030,894.17
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Solution
The fourth proportional to 19,732,354.81, 27,230,758.88 and 11,030,894.17 is: 15,222,695.02
Step by Step Solution
- Step 1: Write the proportion equation
19,732,354.81 : 27,230,758.88 = 11,030,894.17 : x - Step 2: Convert to fraction form
19,732,354.81/27,230,758.88 = 11,030,894.17/x - Step 3: Cross multiply
19,732,354.81x = 27,230,758.88 × 11,030,894.17 - Step 4: Simplify right side
19,732,354.81x = 300,379,619,250,836.38 - Step 5: Solve for x
x = 300,379,619,250,836.38/19,732,354.81 - Step 6: Final answer
x = 15,222,695.02
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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.