Finding the Fourth Proportional to 6,865,580.13, 10,298,370.11 and 5,350,396.63
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Solution
The fourth proportional to 6,865,580.13, 10,298,370.11 and 5,350,396.63 is: 8,025,594.88
Step by Step Solution
- Step 1: Write the proportion equation
6,865,580.13 : 10,298,370.11 = 5,350,396.63 : x - Step 2: Convert to fraction form
6,865,580.13/10,298,370.11 = 5,350,396.63/x - Step 3: Cross multiply
6,865,580.13x = 10,298,370.11 × 5,350,396.63 - Step 4: Simplify right side
6,865,580.13x = 55,100,364,720,421.59 - Step 5: Solve for x
x = 55,100,364,720,421.59/6,865,580.13 - Step 6: Final answer
x = 8,025,594.88
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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.