Finding the Fourth Proportional to 7,888,115.88, 11,833,946.10 and 2,497,089.60
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Solution
The fourth proportional to 7,888,115.88, 11,833,946.10 and 2,497,089.60 is: 3,746,195.44
Step by Step Solution
- Step 1: Write the proportion equation
7,888,115.88 : 11,833,946.10 = 2,497,089.60 : x - Step 2: Convert to fraction form
7,888,115.88/11,833,946.10 = 2,497,089.60/x - Step 3: Cross multiply
7,888,115.88x = 11,833,946.10 × 2,497,089.60 - Step 4: Simplify right side
7,888,115.88x = 29,550,423,733,270.56 - Step 5: Solve for x
x = 29,550,423,733,270.56/7,888,115.88 - Step 6: Final answer
x = 3,746,195.44
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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.