Finding the Fourth Proportional to 26,942,021.58, 40,438,582.16 and 16,675,827.14
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Solution
The fourth proportional to 26,942,021.58, 40,438,582.16 and 16,675,827.14 is: 25,029,554.81
Step by Step Solution
- Step 1: Write the proportion equation
26,942,021.58 : 40,438,582.16 = 16,675,827.14 : x - Step 2: Convert to fraction form
26,942,021.58/40,438,582.16 = 16,675,827.14/x - Step 3: Cross multiply
26,942,021.58x = 40,438,582.16 × 16,675,827.14 - Step 4: Simplify right side
26,942,021.58x = 674,346,805,904,565.12 - Step 5: Solve for x
x = 674,346,805,904,565.12/26,942,021.58 - Step 6: Final answer
x = 25,029,554.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.