Finding the Fourth Proportional to 11,630,231.28, 16,049,719.62 and 6,473,482.40
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Solution
The fourth proportional to 11,630,231.28, 16,049,719.62 and 6,473,482.40 is: 8,933,405.96
Step by Step Solution
- Step 1: Write the proportion equation
11,630,231.28 : 16,049,719.62 = 6,473,482.40 : x - Step 2: Convert to fraction form
11,630,231.28/16,049,719.62 = 6,473,482.40/x - Step 3: Cross multiply
11,630,231.28x = 16,049,719.62 × 6,473,482.40 - Step 4: Simplify right side
11,630,231.28x = 103,897,577,485,004.69 - Step 5: Solve for x
x = 103,897,577,485,004.69/11,630,231.28 - Step 6: Final answer
x = 8,933,405.96
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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.