Finding the Fourth Proportional to 10,959,905.83, 15,124,699.46 and 6,065,465.44
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Solution
The fourth proportional to 10,959,905.83, 15,124,699.46 and 6,065,465.44 is: 8,370,358.59
Step by Step Solution
- Step 1: Write the proportion equation
10,959,905.83 : 15,124,699.46 = 6,065,465.44 : x - Step 2: Convert to fraction form
10,959,905.83/15,124,699.46 = 6,065,465.44/x - Step 3: Cross multiply
10,959,905.83x = 15,124,699.46 × 6,065,465.44 - Step 4: Simplify right side
10,959,905.83x = 91,738,341,853,665.23 - Step 5: Solve for x
x = 91,738,341,853,665.23/10,959,905.83 - Step 6: Final answer
x = 8,370,358.59
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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.