Finding the Fourth Proportional to 47,858,523.98, 66,044,426.20 and 26,128,491.98
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Solution
The fourth proportional to 47,858,523.98, 66,044,426.20 and 26,128,491.98 is: 36,057,135.01
Step by Step Solution
- Step 1: Write the proportion equation
47,858,523.98 : 66,044,426.20 = 26,128,491.98 : x - Step 2: Convert to fraction form
47,858,523.98/66,044,426.20 = 26,128,491.98/x - Step 3: Cross multiply
47,858,523.98x = 66,044,426.20 × 26,128,491.98 - Step 4: Simplify right side
47,858,523.98x = 1,725,641,260,290,402 - Step 5: Solve for x
x = 1,725,641,260,290,402/47,858,523.98 - Step 6: Final answer
x = 36,057,135.01
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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.