Finding the Fourth Proportional to 14,732,506.93, 20,331,318.52 and 8,454,183.97
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Solution
The fourth proportional to 14,732,506.93, 20,331,318.52 and 8,454,183.97 is: 11,667,037.25
Step by Step Solution
- Step 1: Write the proportion equation
14,732,506.93 : 20,331,318.52 = 8,454,183.97 : x - Step 2: Convert to fraction form
14,732,506.93/20,331,318.52 = 8,454,183.97/x - Step 3: Cross multiply
14,732,506.93x = 20,331,318.52 × 8,454,183.97 - Step 4: Simplify right side
14,732,506.93x = 171,884,707,120,748.12 - Step 5: Solve for x
x = 171,884,707,120,748.12/14,732,506.93 - Step 6: Final answer
x = 11,667,037.25
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.