Finding the Fourth Proportional to 29,516,180.76, 40,745,390.57 and 19,067,291.79
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Solution
The fourth proportional to 29,516,180.76, 40,745,390.57 and 19,067,291.79 is: 26,321,300.08
Step by Step Solution
- Step 1: Write the proportion equation
29,516,180.76 : 40,745,390.57 = 19,067,291.79 : x - Step 2: Convert to fraction form
29,516,180.76/40,745,390.57 = 19,067,291.79/x - Step 3: Cross multiply
29,516,180.76x = 40,745,390.57 × 19,067,291.79 - Step 4: Simplify right side
29,516,180.76x = 776,904,251,095,704.38 - Step 5: Solve for x
x = 776,904,251,095,704.38/29,516,180.76 - Step 6: Final answer
x = 26,321,300.08
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1.5x scale
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.