Finding the Fourth Proportional to 26,136,872.18, 36,078,747.79 and 22,451,033.60
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Solution
The fourth proportional to 26,136,872.18, 36,078,747.79 and 22,451,033.60 is: 30,990,899.49
Step by Step Solution
- Step 1: Write the proportion equation
26,136,872.18 : 36,078,747.79 = 22,451,033.60 : x - Step 2: Convert to fraction form
26,136,872.18/36,078,747.79 = 22,451,033.60/x - Step 3: Cross multiply
26,136,872.18x = 36,078,747.79 × 22,451,033.60 - Step 4: Simplify right side
26,136,872.18x = 810,005,178,913,285 - Step 5: Solve for x
x = 810,005,178,913,285/26,136,872.18 - Step 6: Final answer
x = 30,990,899.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.