Finding the Fourth Proportional to 16,873,455.14, 25,319,396.76 and 7,156,556.70
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Solution
The fourth proportional to 16,873,455.14, 25,319,396.76 and 7,156,556.70 is: 10,738,743.01
Step by Step Solution
- Step 1: Write the proportion equation
16,873,455.14 : 25,319,396.76 = 7,156,556.70 : x - Step 2: Convert to fraction form
16,873,455.14/25,319,396.76 = 7,156,556.70/x - Step 3: Cross multiply
16,873,455.14x = 25,319,396.76 × 7,156,556.70 - Step 4: Simplify right side
16,873,455.14x = 181,199,698,522,736.31 - Step 5: Solve for x
x = 181,199,698,522,736.31/16,873,455.14 - Step 6: Final answer
x = 10,738,743.01
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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.