Finding the Fourth Proportional to 39,206,749.88, 58,757,133.54 and 14,932,434.80
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Solution
The fourth proportional to 39,206,749.88, 58,757,133.54 and 14,932,434.80 is: 22,378,469.74
Step by Step Solution
- Step 1: Write the proportion equation
39,206,749.88 : 58,757,133.54 = 14,932,434.80 : x - Step 2: Convert to fraction form
39,206,749.88/58,757,133.54 = 14,932,434.80/x - Step 3: Cross multiply
39,206,749.88x = 58,757,133.54 × 14,932,434.80 - Step 4: Simplify right side
39,206,749.88x = 877,387,065,620,943.25 - Step 5: Solve for x
x = 877,387,065,620,943.25/39,206,749.88 - Step 6: Final answer
x = 22,378,469.74
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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.