Finding the Fourth Proportional to 73,544,793.18, 101,484,303.90 and 45,282,678.18
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Solution
The fourth proportional to 73,544,793.18, 101,484,303.90 and 45,282,678.18 is: 62,485,471.44
Step by Step Solution
- Step 1: Write the proportion equation
73,544,793.18 : 101,484,303.90 = 45,282,678.18 : x - Step 2: Convert to fraction form
73,544,793.18/101,484,303.90 = 45,282,678.18/x - Step 3: Cross multiply
73,544,793.18x = 101,484,303.90 × 45,282,678.18 - Step 4: Simplify right side
73,544,793.18x = 4,595,481,073,825,019 - Step 5: Solve for x
x = 4,595,481,073,825,019/73,544,793.18 - Step 6: Final answer
x = 62,485,471.44
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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.