Finding the Fourth Proportional to 9,314,041.80, 13,971,062.70 and 8,194,297.80
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Solution
The fourth proportional to 9,314,041.80, 13,971,062.70 and 8,194,297.80 is: 12,291,446.70
Step by Step Solution
- Step 1: Write the proportion equation
9,314,041.80 : 13,971,062.70 = 8,194,297.80 : x - Step 2: Convert to fraction form
9,314,041.80/13,971,062.70 = 8,194,297.80/x - Step 3: Cross multiply
9,314,041.80x = 13,971,062.70 × 8,194,297.80 - Step 4: Simplify right side
9,314,041.80x = 114,483,048,346,272.05 - Step 5: Solve for x
x = 114,483,048,346,272.05/9,314,041.80 - Step 6: Final answer
x = 12,291,446.70
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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.