Finding the Fourth Proportional to 19,659,177.28, 29,502,045.68 and 6,879,792.68
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Solution
The fourth proportional to 19,659,177.28, 29,502,045.68 and 6,879,792.68 is: 10,324,336.31
Step by Step Solution
- Step 1: Write the proportion equation
19,659,177.28 : 29,502,045.68 = 6,879,792.68 : x - Step 2: Convert to fraction form
19,659,177.28/29,502,045.68 = 6,879,792.68/x - Step 3: Cross multiply
19,659,177.28x = 29,502,045.68 × 6,879,792.68 - Step 4: Simplify right side
19,659,177.28x = 202,967,957,914,289.62 - Step 5: Solve for x
x = 202,967,957,914,289.62/19,659,177.28 - Step 6: Final answer
x = 10,324,336.31
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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.