Finding the Fourth Proportional to 8,208,259.95, 11,327,007.36 and 4,487,282.99
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Solution
The fourth proportional to 8,208,259.95, 11,327,007.36 and 4,487,282.99 is: 6,192,236.57
Step by Step Solution
- Step 1: Write the proportion equation
8,208,259.95 : 11,327,007.36 = 4,487,282.99 : x - Step 2: Convert to fraction form
8,208,259.95/11,327,007.36 = 4,487,282.99/x - Step 3: Cross multiply
8,208,259.95x = 11,327,007.36 × 4,487,282.99 - Step 4: Simplify right side
8,208,259.95x = 50,827,487,456,801.35 - Step 5: Solve for x
x = 50,827,487,456,801.35/8,208,259.95 - Step 6: Final answer
x = 6,192,236.57
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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.