Finding the Fourth Proportional to 12,408,954.66, 17,124,356.66 and 6,976,446.66
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Solution
The fourth proportional to 12,408,954.66, 17,124,356.66 and 6,976,446.66 is: 9,627,495.95
Step by Step Solution
- Step 1: Write the proportion equation
12,408,954.66 : 17,124,356.66 = 6,976,446.66 : x - Step 2: Convert to fraction form
12,408,954.66/17,124,356.66 = 6,976,446.66/x - Step 3: Cross multiply
12,408,954.66x = 17,124,356.66 × 6,976,446.66 - Step 4: Simplify right side
12,408,954.66x = 119,467,160,790,423.53 - Step 5: Solve for x
x = 119,467,160,790,423.53/12,408,954.66 - Step 6: Final answer
x = 9,627,495.95
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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.