Finding the Fourth Proportional to 8,283,094.26, 11,430,533.61 and 4,845,917.58
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Solution
The fourth proportional to 8,283,094.26, 11,430,533.61 and 4,845,917.58 is: 6,687,286.42
Step by Step Solution
- Step 1: Write the proportion equation
8,283,094.26 : 11,430,533.61 = 4,845,917.58 : x - Step 2: Convert to fraction form
8,283,094.26/11,430,533.61 = 4,845,917.58/x - Step 3: Cross multiply
8,283,094.26x = 11,430,533.61 × 4,845,917.58 - Step 4: Simplify right side
8,283,094.26x = 55,391,423,769,479.86 - Step 5: Solve for x
x = 55,391,423,769,479.86/8,283,094.26 - Step 6: Final answer
x = 6,687,286.42
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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.