Finding the Fourth Proportional to 10,968,430.26, 15,136,424.22 and 6,073,652.10
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Solution
The fourth proportional to 10,968,430.26, 15,136,424.22 and 6,073,652.10 is: 8,381,634.62
Step by Step Solution
- Step 1: Write the proportion equation
10,968,430.26 : 15,136,424.22 = 6,073,652.10 : x - Step 2: Convert to fraction form
10,968,430.26/15,136,424.22 = 6,073,652.10/x - Step 3: Cross multiply
10,968,430.26x = 15,136,424.22 × 6,073,652.10 - Step 4: Simplify right side
10,968,430.26x = 91,933,374,750,293.86 - Step 5: Solve for x
x = 91,933,374,750,293.86/10,968,430.26 - Step 6: Final answer
x = 8,381,634.62
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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.