Finding the Fourth Proportional to 7,999,207.50, 11,038,827.65 and 4,328,043.49
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Solution
The fourth proportional to 7,999,207.50, 11,038,827.65 and 4,328,043.49 is: 5,972,657.43
Step by Step Solution
- Step 1: Write the proportion equation
7,999,207.50 : 11,038,827.65 = 4,328,043.49 : x - Step 2: Convert to fraction form
7,999,207.50/11,038,827.65 = 4,328,043.49/x - Step 3: Cross multiply
7,999,207.50x = 11,038,827.65 × 4,328,043.49 - Step 4: Simplify right side
7,999,207.50x = 47,776,526,131,037.54 - Step 5: Solve for x
x = 47,776,526,131,037.54/7,999,207.50 - Step 6: Final answer
x = 5,972,657.43
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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.