Finding the Fourth Proportional to 8,187,713.40, 12,281,402.42 and 3,637,528.68
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Solution
The fourth proportional to 8,187,713.40, 12,281,402.42 and 3,637,528.68 is: 5,456,218.53
Step by Step Solution
- Step 1: Write the proportion equation
8,187,713.40 : 12,281,402.42 = 3,637,528.68 : x - Step 2: Convert to fraction form
8,187,713.40/12,281,402.42 = 3,637,528.68/x - Step 3: Cross multiply
8,187,713.40x = 12,281,402.42 × 3,637,528.68 - Step 4: Simplify right side
8,187,713.40x = 44,673,953,533,371.41 - Step 5: Solve for x
x = 44,673,953,533,371.41/8,187,713.40 - Step 6: Final answer
x = 5,456,218.53
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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.