Finding the Fourth Proportional to 73,218,241.95, 101,042,717.52 and 40,178,202.08
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Solution
The fourth proportional to 73,218,241.95, 101,042,717.52 and 40,178,202.08 is: 55,446,765.92
Step by Step Solution
- Step 1: Write the proportion equation
73,218,241.95 : 101,042,717.52 = 40,178,202.08 : x - Step 2: Convert to fraction form
73,218,241.95/101,042,717.52 = 40,178,202.08/x - Step 3: Cross multiply
73,218,241.95x = 101,042,717.52 × 40,178,202.08 - Step 4: Simplify right side
73,218,241.95x = 4,059,714,722,725,703 - Step 5: Solve for x
x = 4,059,714,722,725,703/73,218,241.95 - Step 6: Final answer
x = 55,446,765.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.