Finding the Fourth Proportional to 45,647,926.29, 62,888,266.49 and 31,875,075.09
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Solution
The fourth proportional to 45,647,926.29, 62,888,266.49 and 31,875,075.09 is: 43,913,675.37
Step by Step Solution
- Step 1: Write the proportion equation
45,647,926.29 : 62,888,266.49 = 31,875,075.09 : x - Step 2: Convert to fraction form
45,647,926.29/62,888,266.49 = 31,875,075.09/x - Step 3: Cross multiply
45,647,926.29x = 62,888,266.49 × 31,875,075.09 - Step 4: Simplify right side
45,647,926.29x = 2,004,568,216,489,305.25 - Step 5: Solve for x
x = 2,004,568,216,489,305.25/45,647,926.29 - Step 6: Final answer
x = 43,913,675.37
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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.