Finding the Fourth Proportional to 5,266,029.99, 7,267,119.62 and 2,851,581.99
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Solution
The fourth proportional to 5,266,029.99, 7,267,119.62 and 2,851,581.99 is: 3,935,182.19
Step by Step Solution
- Step 1: Write the proportion equation
5,266,029.99 : 7,267,119.62 = 2,851,581.99 : x - Step 2: Convert to fraction form
5,266,029.99/7,267,119.62 = 2,851,581.99/x - Step 3: Cross multiply
5,266,029.99x = 7,267,119.62 × 2,851,581.99 - Step 4: Simplify right side
5,266,029.99x = 20,722,787,413,309.73 - Step 5: Solve for x
x = 20,722,787,413,309.73/5,266,029.99 - Step 6: Final answer
x = 3,935,182.19
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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.