Finding the Fourth Proportional to 16,049,267.02, 22,147,985.87 and 9,173,896.70
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Solution
The fourth proportional to 16,049,267.02, 22,147,985.87 and 9,173,896.70 is: 12,659,975.95
Step by Step Solution
- Step 1: Write the proportion equation
16,049,267.02 : 22,147,985.87 = 9,173,896.70 : x - Step 2: Convert to fraction form
16,049,267.02/22,147,985.87 = 9,173,896.70/x - Step 3: Cross multiply
16,049,267.02x = 22,147,985.87 × 9,173,896.70 - Step 4: Simplify right side
16,049,267.02x = 203,183,334,484,439.62 - Step 5: Solve for x
x = 203,183,334,484,439.62/16,049,267.02 - Step 6: Final answer
x = 12,659,975.95
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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.