Finding the Fourth Proportional to 73,743,695.10, 110,615,542.65 and 39,731,471.10
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Solution
The fourth proportional to 73,743,695.10, 110,615,542.65 and 39,731,471.10 is: 59,597,206.65
Step by Step Solution
- Step 1: Write the proportion equation
73,743,695.10 : 110,615,542.65 = 39,731,471.10 : x - Step 2: Convert to fraction form
73,743,695.10/110,615,542.65 = 39,731,471.10/x - Step 3: Cross multiply
73,743,695.10x = 110,615,542.65 × 39,731,471.10 - Step 4: Simplify right side
73,743,695.10x = 4,394,918,236,009,293 - Step 5: Solve for x
x = 4,394,918,236,009,293/73,743,695.10 - Step 6: Final answer
x = 59,597,206.65
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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.