Finding the Fourth Proportional to 17,976,225.74, 26,968,334.67 and 8,386,372.90
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Solution
The fourth proportional to 17,976,225.74, 26,968,334.67 and 8,386,372.90 is: 12,581,423.61
Step by Step Solution
- Step 1: Write the proportion equation
17,976,225.74 : 26,968,334.67 = 8,386,372.90 : x - Step 2: Convert to fraction form
17,976,225.74/26,968,334.67 = 8,386,372.90/x - Step 3: Cross multiply
17,976,225.74x = 26,968,334.67 × 8,386,372.90 - Step 4: Simplify right side
17,976,225.74x = 226,166,510,967,197.62 - Step 5: Solve for x
x = 226,166,510,967,197.62/17,976,225.74 - Step 6: Final answer
x = 12,581,423.61
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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.