Finding the Fourth Proportional to 7,995,478.75, 11,034,023.93 and 4,373,806.75
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Solution
The fourth proportional to 7,995,478.75, 11,034,023.93 and 4,373,806.75 is: 6,035,997.32
Step by Step Solution
- Step 1: Write the proportion equation
7,995,478.75 : 11,034,023.93 = 4,373,806.75 : x - Step 2: Convert to fraction form
7,995,478.75/11,034,023.93 = 4,373,806.75/x - Step 3: Cross multiply
7,995,478.75x = 11,034,023.93 × 4,373,806.75 - Step 4: Simplify right side
7,995,478.75x = 48,260,688,344,695.52 - Step 5: Solve for x
x = 48,260,688,344,695.52/7,995,478.75 - Step 6: Final answer
x = 6,035,997.32
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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.