Finding the Fourth Proportional to 8,551,259.25, 11,800,392.17 and 5,115,399.09
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Solution
The fourth proportional to 8,551,259.25, 11,800,392.17 and 5,115,399.09 is: 7,059,044.00
Step by Step Solution
- Step 1: Write the proportion equation
8,551,259.25 : 11,800,392.17 = 5,115,399.09 : x - Step 2: Convert to fraction form
8,551,259.25/11,800,392.17 = 5,115,399.09/x - Step 3: Cross multiply
8,551,259.25x = 11,800,392.17 × 5,115,399.09 - Step 4: Simplify right side
8,551,259.25x = 60,363,715,342,484.12 - Step 5: Solve for x
x = 60,363,715,342,484.12/8,551,259.25 - Step 6: Final answer
x = 7,059,044.00
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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.