Finding the Fourth Proportional to 42,707,435.33, 64,163,351.29 and 27,384,745.63
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Solution
The fourth proportional to 42,707,435.33, 64,163,351.29 and 27,384,745.63 is: 41,142,649.75
Step by Step Solution
- Step 1: Write the proportion equation
42,707,435.33 : 64,163,351.29 = 27,384,745.63 : x - Step 2: Convert to fraction form
42,707,435.33/64,163,351.29 = 27,384,745.63/x - Step 3: Cross multiply
42,707,435.33x = 64,163,351.29 × 27,384,745.63 - Step 4: Simplify right side
42,707,435.33x = 1,757,097,053,517,059.75 - Step 5: Solve for x
x = 1,757,097,053,517,059.75/42,707,435.33 - Step 6: Final answer
x = 41,142,649.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.