Finding the Fourth Proportional to 39,353,266.14, 54,307,581.84 and 21,950,738.52
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Solution
The fourth proportional to 39,353,266.14, 54,307,581.84 and 21,950,738.52 is: 30,292,060.75
Step by Step Solution
- Step 1: Write the proportion equation
39,353,266.14 : 54,307,581.84 = 21,950,738.52 : x - Step 2: Convert to fraction form
39,353,266.14/54,307,581.84 = 21,950,738.52/x - Step 3: Cross multiply
39,353,266.14x = 54,307,581.84 × 21,950,738.52 - Step 4: Simplify right side
39,353,266.14x = 1,192,091,528,623,340.50 - Step 5: Solve for x
x = 1,192,091,528,623,340.50/39,353,266.14 - Step 6: Final answer
x = 30,292,060.75
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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.