Finding the Fourth Proportional to 9,645,158.12, 14,525,474.87 and 8,784,223.70
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Solution
The fourth proportional to 9,645,158.12, 14,525,474.87 and 8,784,223.70 is: 13,228,919.53
Step by Step Solution
- Step 1: Write the proportion equation
9,645,158.12 : 14,525,474.87 = 8,784,223.70 : x - Step 2: Convert to fraction form
9,645,158.12/14,525,474.87 = 8,784,223.70/x - Step 3: Cross multiply
9,645,158.12x = 14,525,474.87 × 8,784,223.70 - Step 4: Simplify right side
9,645,158.12x = 127,595,020,556,141.61 - Step 5: Solve for x
x = 127,595,020,556,141.61/9,645,158.12 - Step 6: Final answer
x = 13,228,919.53
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.