Finding the Fourth Proportional to 10,005,722.36, 15,008,425.44 and 3,182,197.16
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Solution
The fourth proportional to 10,005,722.36, 15,008,425.44 and 3,182,197.16 is: 4,773,245.45
Step by Step Solution
- Step 1: Write the proportion equation
10,005,722.36 : 15,008,425.44 = 3,182,197.16 : x - Step 2: Convert to fraction form
10,005,722.36/15,008,425.44 = 3,182,197.16/x - Step 3: Cross multiply
10,005,722.36x = 15,008,425.44 × 3,182,197.16 - Step 4: Simplify right side
10,005,722.36x = 47,759,768,736,197.62 - Step 5: Solve for x
x = 47,759,768,736,197.62/10,005,722.36 - Step 6: Final answer
x = 4,773,245.45
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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.