Finding the Fourth Proportional to 16,414,642.66, 22,652,634.09 and 9,072,591.70
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Solution
The fourth proportional to 16,414,642.66, 22,652,634.09 and 9,072,591.70 is: 12,520,412.68
Step by Step Solution
- Step 1: Write the proportion equation
16,414,642.66 : 22,652,634.09 = 9,072,591.70 : x - Step 2: Convert to fraction form
16,414,642.66/22,652,634.09 = 9,072,591.70/x - Step 3: Cross multiply
16,414,642.66x = 22,652,634.09 × 9,072,591.70 - Step 4: Simplify right side
16,414,642.66x = 205,518,100,028,071.03 - Step 5: Solve for x
x = 205,518,100,028,071.03/16,414,642.66 - Step 6: Final answer
x = 12,520,412.68
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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.