Finding the Fourth Proportional to 5,183,695.67, 7,153,503.07 and 2,891,856.36
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Solution
The fourth proportional to 5,183,695.67, 7,153,503.07 and 2,891,856.36 is: 3,990,763.48
Step by Step Solution
- Step 1: Write the proportion equation
5,183,695.67 : 7,153,503.07 = 2,891,856.36 : x - Step 2: Convert to fraction form
5,183,695.67/7,153,503.07 = 2,891,856.36/x - Step 3: Cross multiply
5,183,695.67x = 7,153,503.07 × 2,891,856.36 - Step 4: Simplify right side
5,183,695.67x = 20,686,903,349,259.02 - Step 5: Solve for x
x = 20,686,903,349,259.02/5,183,695.67 - Step 6: Final answer
x = 3,990,763.48
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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.