Finding the Fourth Proportional to 5,615,893.68, 8,424,890.56 and 2,250,363.12
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Solution
The fourth proportional to 5,615,893.68, 8,424,890.56 and 2,250,363.12 is: 3,375,965.44
Step by Step Solution
- Step 1: Write the proportion equation
5,615,893.68 : 8,424,890.56 = 2,250,363.12 : x - Step 2: Convert to fraction form
5,615,893.68/8,424,890.56 = 2,250,363.12/x - Step 3: Cross multiply
5,615,893.68x = 8,424,890.56 × 2,250,363.12 - Step 4: Simplify right side
5,615,893.68x = 18,959,063,006,260.15 - Step 5: Solve for x
x = 18,959,063,006,260.15/5,615,893.68 - Step 6: Final answer
x = 3,375,965.44
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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.