Finding the Fourth Proportional to 8,076,843.26, 12,115,309.19 and 2,011,574.99
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Solution
The fourth proportional to 8,076,843.26, 12,115,309.19 and 2,011,574.99 is: 3,017,373.51
Step by Step Solution
- Step 1: Write the proportion equation
8,076,843.26 : 12,115,309.19 = 2,011,574.99 : x - Step 2: Convert to fraction form
8,076,843.26/12,115,309.19 = 2,011,574.99/x - Step 3: Cross multiply
8,076,843.26x = 12,115,309.19 × 2,011,574.99 - Step 4: Simplify right side
8,076,843.26x = 24,370,852,892,086.74 - Step 5: Solve for x
x = 24,370,852,892,086.74/8,076,843.26 - Step 6: Final answer
x = 3,017,373.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.