Finding the Fourth Proportional to 6,187,320.41, 8,538,373.62 and 3,433,847.99
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Solution
The fourth proportional to 6,187,320.41, 8,538,373.62 and 3,433,847.99 is: 4,738,638.88
Step by Step Solution
- Step 1: Write the proportion equation
6,187,320.41 : 8,538,373.62 = 3,433,847.99 : x - Step 2: Convert to fraction form
6,187,320.41/8,538,373.62 = 3,433,847.99/x - Step 3: Cross multiply
6,187,320.41x = 8,538,373.62 × 3,433,847.99 - Step 4: Simplify right side
6,187,320.41x = 29,319,477,050,214.15 - Step 5: Solve for x
x = 29,319,477,050,214.15/6,187,320.41 - Step 6: Final answer
x = 4,738,638.88
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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.