Finding the Fourth Proportional to 45,863,417.42, 68,795,125.98 and 16,719,442.06
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Solution
The fourth proportional to 45,863,417.42, 68,795,125.98 and 16,719,442.06 is: 25,079,163.03
Step by Step Solution
- Step 1: Write the proportion equation
45,863,417.42 : 68,795,125.98 = 16,719,442.06 : x - Step 2: Convert to fraction form
45,863,417.42/68,795,125.98 = 16,719,442.06/x - Step 3: Cross multiply
45,863,417.42x = 68,795,125.98 × 16,719,442.06 - Step 4: Simplify right side
45,863,417.42x = 1,150,216,122,405,437.75 - Step 5: Solve for x
x = 1,150,216,122,405,437.75/45,863,417.42 - Step 6: Final answer
x = 25,079,163.03
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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.