Finding the Fourth Proportional to 48,854,573.40, 73,309,853.70 and 18,584,160.60
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Solution
The fourth proportional to 48,854,573.40, 73,309,853.70 and 18,584,160.60 is: 27,886,889.60
Step by Step Solution
- Step 1: Write the proportion equation
48,854,573.40 : 73,309,853.70 = 18,584,160.60 : x - Step 2: Convert to fraction form
48,854,573.40/73,309,853.70 = 18,584,160.60/x - Step 3: Cross multiply
48,854,573.40x = 73,309,853.70 × 18,584,160.60 - Step 4: Simplify right side
48,854,573.40x = 1,362,402,094,723,304.50 - Step 5: Solve for x
x = 1,362,402,094,723,304.50/48,854,573.40 - Step 6: Final answer
x = 27,886,889.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.