Finding the Fourth Proportional to 14,671,774.11, 20,246,653.99 and 8,794,728.29
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Solution
The fourth proportional to 14,671,774.11, 20,246,653.99 and 8,794,728.29 is: 12,136,488.70
Step by Step Solution
- Step 1: Write the proportion equation
14,671,774.11 : 20,246,653.99 = 8,794,728.29 : x - Step 2: Convert to fraction form
14,671,774.11/20,246,653.99 = 8,794,728.29/x - Step 3: Cross multiply
14,671,774.11x = 20,246,653.99 × 8,794,728.29 - Step 4: Simplify right side
14,671,774.11x = 178,063,820,685,304.44 - Step 5: Solve for x
x = 178,063,820,685,304.44/14,671,774.11 - Step 6: Final answer
x = 12,136,488.70
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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.