Finding the Fourth Proportional to 47,351,491.30, 71,027,236.95 and 21,842,323.30
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Solution
The fourth proportional to 47,351,491.30, 71,027,236.95 and 21,842,323.30 is: 32,763,484.95
Step by Step Solution
- Step 1: Write the proportion equation
47,351,491.30 : 71,027,236.95 = 21,842,323.30 : x - Step 2: Convert to fraction form
47,351,491.30/71,027,236.95 = 21,842,323.30/x - Step 3: Cross multiply
47,351,491.30x = 71,027,236.95 × 21,842,323.30 - Step 4: Simplify right side
47,351,491.30x = 1,551,399,872,567,606 - Step 5: Solve for x
x = 1,551,399,872,567,606/47,351,491.30 - Step 6: Final answer
x = 32,763,484.95
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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.