Finding the Fourth Proportional to 11,670,698.16, 17,506,887.98 and 4,482,232.07
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Solution
The fourth proportional to 11,670,698.16, 17,506,887.98 and 4,482,232.07 is: 6,723,670.99
Step by Step Solution
- Step 1: Write the proportion equation
11,670,698.16 : 17,506,887.98 = 4,482,232.07 : x - Step 2: Convert to fraction form
11,670,698.16/17,506,887.98 = 4,482,232.07/x - Step 3: Cross multiply
11,670,698.16x = 17,506,887.98 × 4,482,232.07 - Step 4: Simplify right side
11,670,698.16x = 78,469,934,639,907.94 - Step 5: Solve for x
x = 78,469,934,639,907.94/11,670,698.16 - Step 6: Final answer
x = 6,723,670.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.