Finding the Fourth Proportional to 8,023,102.88, 11,059,596.68 and 4,919,871.54
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Solution
The fourth proportional to 8,023,102.88, 11,059,596.68 and 4,919,871.54 is: 6,781,889.22
Step by Step Solution
- Step 1: Write the proportion equation
8,023,102.88 : 11,059,596.68 = 4,919,871.54 : x - Step 2: Convert to fraction form
8,023,102.88/11,059,596.68 = 4,919,871.54/x - Step 3: Cross multiply
8,023,102.88x = 11,059,596.68 × 4,919,871.54 - Step 4: Simplify right side
8,023,102.88x = 54,411,794,925,211.13 - Step 5: Solve for x
x = 54,411,794,925,211.13/8,023,102.88 - Step 6: Final answer
x = 6,781,889.22
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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.