Finding the Fourth Proportional to 7,208,126.23, 10,810,983.76 and 3,163,528.08
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Solution
The fourth proportional to 7,208,126.23, 10,810,983.76 and 3,163,528.08 is: 4,744,763.01
Step by Step Solution
- Step 1: Write the proportion equation
7,208,126.23 : 10,810,983.76 = 3,163,528.08 : x - Step 2: Convert to fraction form
7,208,126.23/10,810,983.76 = 3,163,528.08/x - Step 3: Cross multiply
7,208,126.23x = 10,810,983.76 × 3,163,528.08 - Step 4: Simplify right side
7,208,126.23x = 34,200,850,697,183.98 - Step 5: Solve for x
x = 34,200,850,697,183.98/7,208,126.23 - Step 6: Final answer
x = 4,744,763.01
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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.