Finding the Fourth Proportional to 9,590,479.57, 14,315,760.53 and 8,379,777.97
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Solution
The fourth proportional to 9,590,479.57, 14,315,760.53 and 8,379,777.97 is: 12,508,539.73
Step by Step Solution
- Step 1: Write the proportion equation
9,590,479.57 : 14,315,760.53 = 8,379,777.97 : x - Step 2: Convert to fraction form
9,590,479.57/14,315,760.53 = 8,379,777.97/x - Step 3: Cross multiply
9,590,479.57x = 14,315,760.53 × 8,379,777.97 - Step 4: Simplify right side
9,590,479.57x = 119,962,894,713,089.52 - Step 5: Solve for x
x = 119,962,894,713,089.52/9,590,479.57 - Step 6: Final answer
x = 12,508,539.73
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.