Finding the Fourth Proportional to 16,926,505.94, 23,362,298.16 and 11,125,827.74
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Solution
The fourth proportional to 16,926,505.94, 23,362,298.16 and 11,125,827.74 is: 15,356,087.42
Step by Step Solution
- Step 1: Write the proportion equation
16,926,505.94 : 23,362,298.16 = 11,125,827.74 : x - Step 2: Convert to fraction form
16,926,505.94/23,362,298.16 = 11,125,827.74/x - Step 3: Cross multiply
16,926,505.94x = 23,362,298.16 × 11,125,827.74 - Step 4: Simplify right side
16,926,505.94x = 259,924,904,938,678.97 - Step 5: Solve for x
x = 259,924,904,938,678.97/16,926,505.94 - Step 6: Final answer
x = 15,356,087.42
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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.