Finding the Fourth Proportional to 7,256,464.47, 10,886,271.35 and 2,207,643.75
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Solution
The fourth proportional to 7,256,464.47, 10,886,271.35 and 2,207,643.75 is: 3,311,944.68
Step by Step Solution
- Step 1: Write the proportion equation
7,256,464.47 : 10,886,271.35 = 2,207,643.75 : x - Step 2: Convert to fraction form
7,256,464.47/10,886,271.35 = 2,207,643.75/x - Step 3: Cross multiply
7,256,464.47x = 10,886,271.35 × 2,207,643.75 - Step 4: Simplify right side
7,256,464.47x = 24,033,008,895,593.34 - Step 5: Solve for x
x = 24,033,008,895,593.34/7,256,464.47 - Step 6: Final answer
x = 3,311,944.68
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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.