Finding the Fourth Proportional to 47,858,522.98, 66,044,424.82 and 26,128,490.98
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Solution
The fourth proportional to 47,858,522.98, 66,044,424.82 and 26,128,490.98 is: 36,057,133.63
Step by Step Solution
- Step 1: Write the proportion equation
47,858,522.98 : 66,044,424.82 = 26,128,490.98 : x - Step 2: Convert to fraction form
47,858,522.98/66,044,424.82 = 26,128,490.98/x - Step 3: Cross multiply
47,858,522.98x = 66,044,424.82 × 26,128,490.98 - Step 4: Simplify right side
47,858,522.98x = 1,725,641,158,188,658.25 - Step 5: Solve for x
x = 1,725,641,158,188,658.25/47,858,522.98 - Step 6: Final answer
x = 36,057,133.63
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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.