Finding the Fourth Proportional to 53,680,391.30, 74,079,919.44 and 29,840,257.13
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Solution
The fourth proportional to 53,680,391.30, 74,079,919.44 and 29,840,257.13 is: 41,180,099.29
Step by Step Solution
- Step 1: Write the proportion equation
53,680,391.30 : 74,079,919.44 = 29,840,257.13 : x - Step 2: Convert to fraction form
53,680,391.30/74,079,919.44 = 29,840,257.13/x - Step 3: Cross multiply
53,680,391.30x = 74,079,919.44 × 29,840,257.13 - Step 4: Simplify right side
53,680,391.30x = 2,210,563,843,888,886 - Step 5: Solve for x
x = 2,210,563,843,888,886/53,680,391.30 - Step 6: Final answer
x = 41,180,099.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.