Finding the Fourth Proportional to 16,565,173.48, 24,815,434.94 and 12,904,764.14
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Solution
The fourth proportional to 16,565,173.48, 24,815,434.94 and 12,904,764.14 is: 19,331,963.85
Step by Step Solution
- Step 1: Write the proportion equation
16,565,173.48 : 24,815,434.94 = 12,904,764.14 : x - Step 2: Convert to fraction form
16,565,173.48/24,815,434.94 = 12,904,764.14/x - Step 3: Cross multiply
16,565,173.48x = 24,815,434.94 × 12,904,764.14 - Step 4: Simplify right side
16,565,173.48x = 320,237,334,932,215.06 - Step 5: Solve for x
x = 320,237,334,932,215.06/16,565,173.48 - Step 6: Final answer
x = 19,331,963.85
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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.