Finding the Fourth Proportional to 6,763,213.14, 9,332,237.66 and 4,112,708.46
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Solution
The fourth proportional to 6,763,213.14, 9,332,237.66 and 4,112,708.46 is: 5,674,931.72
Step by Step Solution
- Step 1: Write the proportion equation
6,763,213.14 : 9,332,237.66 = 4,112,708.46 : x - Step 2: Convert to fraction form
6,763,213.14/9,332,237.66 = 4,112,708.46/x - Step 3: Cross multiply
6,763,213.14x = 9,332,237.66 × 4,112,708.46 - Step 4: Simplify right side
6,763,213.14x = 38,380,772,754,449.05 - Step 5: Solve for x
x = 38,380,772,754,449.05/6,763,213.14 - Step 6: Final answer
x = 5,674,931.72
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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.