Finding the Fourth Proportional to 9,400,687.80, 14,101,031.70 and 2,669,101.80
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Solution
The fourth proportional to 9,400,687.80, 14,101,031.70 and 2,669,101.80 is: 4,003,652.70
Step by Step Solution
- Step 1: Write the proportion equation
9,400,687.80 : 14,101,031.70 = 2,669,101.80 : x - Step 2: Convert to fraction form
9,400,687.80/14,101,031.70 = 2,669,101.80/x - Step 3: Cross multiply
9,400,687.80x = 14,101,031.70 × 2,669,101.80 - Step 4: Simplify right side
9,400,687.80x = 37,637,089,092,327.05 - Step 5: Solve for x
x = 37,637,089,092,327.05/9,400,687.80 - Step 6: Final answer
x = 4,003,652.70
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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.