Finding the Fourth Proportional to 11,369,260.80, 15,689,389.68 and 6,212,503.44
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Solution
The fourth proportional to 11,369,260.80, 15,689,389.68 and 6,212,503.44 is: 8,573,150.80
Step by Step Solution
- Step 1: Write the proportion equation
11,369,260.80 : 15,689,389.68 = 6,212,503.44 : x - Step 2: Convert to fraction form
11,369,260.80/15,689,389.68 = 6,212,503.44/x - Step 3: Cross multiply
11,369,260.80x = 15,689,389.68 × 6,212,503.44 - Step 4: Simplify right side
11,369,260.80x = 97,470,387,358,500.50 - Step 5: Solve for x
x = 97,470,387,358,500.50/11,369,260.80 - Step 6: Final answer
x = 8,573,150.80
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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.