Finding the Fourth Proportional to 26,072,204.70, 39,108,112.65 and 7,876,364.70
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Solution
The fourth proportional to 26,072,204.70, 39,108,112.65 and 7,876,364.70 is: 11,814,488.32
Step by Step Solution
- Step 1: Write the proportion equation
26,072,204.70 : 39,108,112.65 = 7,876,364.70 : x - Step 2: Convert to fraction form
26,072,204.70/39,108,112.65 = 7,876,364.70/x - Step 3: Cross multiply
26,072,204.70x = 39,108,112.65 × 7,876,364.70 - Step 4: Simplify right side
26,072,204.70x = 308,029,757,960,083.44 - Step 5: Solve for x
x = 308,029,757,960,083.44/26,072,204.70 - Step 6: Final answer
x = 11,814,488.32
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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.