Finding the Fourth Proportional to 10,269,968.99, 14,173,000.04 and 5,686,290.77
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Solution
The fourth proportional to 10,269,968.99, 14,173,000.04 and 5,686,290.77 is: 7,847,326.45
Step by Step Solution
- Step 1: Write the proportion equation
10,269,968.99 : 14,173,000.04 = 5,686,290.77 : x - Step 2: Convert to fraction form
10,269,968.99/14,173,000.04 = 5,686,290.77/x - Step 3: Cross multiply
10,269,968.99x = 14,173,000.04 × 5,686,290.77 - Step 4: Simplify right side
10,269,968.99x = 80,591,799,254,012.36 - Step 5: Solve for x
x = 80,591,799,254,012.36/10,269,968.99 - Step 6: Final answer
x = 7,847,326.45
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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.