Finding the Fourth Proportional to 8,344,652.44, 11,513,646.18 and 4,722,980.44
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Solution
The fourth proportional to 8,344,652.44, 11,513,646.18 and 4,722,980.44 is: 6,516,595.64
Step by Step Solution
- Step 1: Write the proportion equation
8,344,652.44 : 11,513,646.18 = 4,722,980.44 : x - Step 2: Convert to fraction form
8,344,652.44/11,513,646.18 = 4,722,980.44/x - Step 3: Cross multiply
8,344,652.44x = 11,513,646.18 × 4,722,980.44 - Step 4: Simplify right side
8,344,652.44x = 54,378,725,701,220.72 - Step 5: Solve for x
x = 54,378,725,701,220.72/8,344,652.44 - Step 6: Final answer
x = 6,516,595.64
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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.