Finding the Fourth Proportional to 18,923,059.46, 26,113,832.50 and 10,221,232.06
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Solution
The fourth proportional to 18,923,059.46, 26,113,832.50 and 10,221,232.06 is: 14,105,305.88
Step by Step Solution
- Step 1: Write the proportion equation
18,923,059.46 : 26,113,832.50 = 10,221,232.06 : x - Step 2: Convert to fraction form
18,923,059.46/26,113,832.50 = 10,221,232.06/x - Step 3: Cross multiply
18,923,059.46x = 26,113,832.50 × 10,221,232.06 - Step 4: Simplify right side
18,923,059.46x = 266,915,541,827,900.78 - Step 5: Solve for x
x = 266,915,541,827,900.78/18,923,059.46 - Step 6: Final answer
x = 14,105,305.88
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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.