Finding the Fourth Proportional to 10,528,277.36, 14,526,532.76 and 6,115,380.88
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Solution
The fourth proportional to 10,528,277.36, 14,526,532.76 and 6,115,380.88 is: 8,437,779.29
Step by Step Solution
- Step 1: Write the proportion equation
10,528,277.36 : 14,526,532.76 = 6,115,380.88 : x - Step 2: Convert to fraction form
10,528,277.36/14,526,532.76 = 6,115,380.88/x - Step 3: Cross multiply
10,528,277.36x = 14,526,532.76 × 6,115,380.88 - Step 4: Simplify right side
10,528,277.36x = 88,835,280,693,197.62 - Step 5: Solve for x
x = 88,835,280,693,197.62/10,528,277.36 - Step 6: Final answer
x = 8,437,779.29
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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.