Finding the Fourth Proportional to 47,924,435.58, 66,128,330.79 and 27,295,251.90
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Solution
The fourth proportional to 47,924,435.58, 66,128,330.79 and 27,295,251.90 is: 37,663,238.49
Step by Step Solution
- Step 1: Write the proportion equation
47,924,435.58 : 66,128,330.79 = 27,295,251.90 : x - Step 2: Convert to fraction form
47,924,435.58/66,128,330.79 = 27,295,251.90/x - Step 3: Cross multiply
47,924,435.58x = 66,128,330.79 × 27,295,251.90 - Step 4: Simplify right side
47,924,435.58x = 1,804,989,446,639,576 - Step 5: Solve for x
x = 1,804,989,446,639,576/47,924,435.58 - Step 6: Final answer
x = 37,663,238.49
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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.