Finding the Fourth Proportional to 14,293,800.31, 21,444,702.68 and 5,780,115.49
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Solution
The fourth proportional to 14,293,800.31, 21,444,702.68 and 5,780,115.49 is: 8,671,791.65
Step by Step Solution
- Step 1: Write the proportion equation
14,293,800.31 : 21,444,702.68 = 5,780,115.49 : x - Step 2: Convert to fraction form
14,293,800.31/21,444,702.68 = 5,780,115.49/x - Step 3: Cross multiply
14,293,800.31x = 21,444,702.68 × 5,780,115.49 - Step 4: Simplify right side
14,293,800.31x = 123,952,858,139,112.52 - Step 5: Solve for x
x = 123,952,858,139,112.52/14,293,800.31 - Step 6: Final answer
x = 8,671,791.65
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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.