Finding the Fourth Proportional to 6,129,488.06, 9,187,923.50 and 2,719,380.62
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Solution
The fourth proportional to 6,129,488.06, 9,187,923.50 and 2,719,380.62 is: 4,076,272.09
Step by Step Solution
- Step 1: Write the proportion equation
6,129,488.06 : 9,187,923.50 = 2,719,380.62 : x - Step 2: Convert to fraction form
6,129,488.06/9,187,923.50 = 2,719,380.62/x - Step 3: Cross multiply
6,129,488.06x = 9,187,923.50 × 2,719,380.62 - Step 4: Simplify right side
6,129,488.06x = 24,985,461,103,942.57 - Step 5: Solve for x
x = 24,985,461,103,942.57/6,129,488.06 - Step 6: Final answer
x = 4,076,272.09
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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.