Finding the Fourth Proportional to 11,454,709.35, 15,807,827.67 and 6,984,526.46
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Solution
The fourth proportional to 11,454,709.35, 15,807,827.67 and 6,984,526.46 is: 9,638,846.97
Step by Step Solution
- Step 1: Write the proportion equation
11,454,709.35 : 15,807,827.67 = 6,984,526.46 : x - Step 2: Convert to fraction form
11,454,709.35/15,807,827.67 = 6,984,526.46/x - Step 3: Cross multiply
11,454,709.35x = 15,807,827.67 × 6,984,526.46 - Step 4: Simplify right side
11,454,709.35x = 110,410,190,557,196.02 - Step 5: Solve for x
x = 110,410,190,557,196.02/11,454,709.35 - Step 6: Final answer
x = 9,638,846.97
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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.