Finding the Fourth Proportional to 31,764,094.84, 47,622,913.62 and 10,186,414.12
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Solution
The fourth proportional to 31,764,094.84, 47,622,913.62 and 10,186,414.12 is: 15,272,172.00
Step by Step Solution
- Step 1: Write the proportion equation
31,764,094.84 : 47,622,913.62 = 10,186,414.12 : x - Step 2: Convert to fraction form
31,764,094.84/47,622,913.62 = 10,186,414.12/x - Step 3: Cross multiply
31,764,094.84x = 47,622,913.62 × 10,186,414.12 - Step 4: Simplify right side
31,764,094.84x = 485,106,719,734,308.25 - Step 5: Solve for x
x = 485,106,719,734,308.25/31,764,094.84 - Step 6: Final answer
x = 15,272,172.00
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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.