Finding the Fourth Proportional to 18,935,744, 28,366,083.84 and 8,824,455.68
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Solution
The fourth proportional to 18,935,744, 28,366,083.84 and 8,824,455.68 is: 13,219,192.74
Step by Step Solution
- Step 1: Write the proportion equation
18,935,744 : 28,366,083.84 = 8,824,455.68 : x - Step 2: Convert to fraction form
18,935,744/28,366,083.84 = 8,824,455.68/x - Step 3: Cross multiply
18,935,744x = 28,366,083.84 × 8,824,455.68 - Step 4: Simplify right side
18,935,744x = 250,315,249,661,244.19 - Step 5: Solve for x
x = 250,315,249,661,244.19/18,935,744 - Step 6: Final answer
x = 13,219,192.74
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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.