Finding the Fourth Proportional to 15,119,183.36, 22,678,865.25 and 3,759,631.98
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Solution
The fourth proportional to 15,119,183.36, 22,678,865.25 and 3,759,631.98 is: 5,639,470.40
Step by Step Solution
- Step 1: Write the proportion equation
15,119,183.36 : 22,678,865.25 = 3,759,631.98 : x - Step 2: Convert to fraction form
15,119,183.36/22,678,865.25 = 3,759,631.98/x - Step 3: Cross multiply
15,119,183.36x = 22,678,865.25 × 3,759,631.98 - Step 4: Simplify right side
15,119,183.36x = 85,264,187,045,212.53 - Step 5: Solve for x
x = 85,264,187,045,212.53/15,119,183.36 - Step 6: Final answer
x = 5,639,470.40
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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.