Finding the Fourth Proportional to 8,445,150.99, 11,653,995.96 and 4,577,589.05
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Solution
The fourth proportional to 8,445,150.99, 11,653,995.96 and 4,577,589.05 is: 6,316,903.55
Step by Step Solution
- Step 1: Write the proportion equation
8,445,150.99 : 11,653,995.96 = 4,577,589.05 : x - Step 2: Convert to fraction form
8,445,150.99/11,653,995.96 = 4,577,589.05/x - Step 3: Cross multiply
8,445,150.99x = 11,653,995.96 × 4,577,589.05 - Step 4: Simplify right side
8,445,150.99x = 53,347,204,236,970.26 - Step 5: Solve for x
x = 53,347,204,236,970.26/8,445,150.99 - Step 6: Final answer
x = 6,316,903.55
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1.5x scale
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.