Finding the Fourth Proportional to 7,103,897.59, 10,656,400.29 and 2,555,537.80
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Solution
The fourth proportional to 7,103,897.59, 10,656,400.29 and 2,555,537.80 is: 3,833,505.96
Step by Step Solution
- Step 1: Write the proportion equation
7,103,897.59 : 10,656,400.29 = 2,555,537.80 : x - Step 2: Convert to fraction form
7,103,897.59/10,656,400.29 = 2,555,537.80/x - Step 3: Cross multiply
7,103,897.59x = 10,656,400.29 × 2,555,537.80 - Step 4: Simplify right side
7,103,897.59x = 27,232,833,753,025.96 - Step 5: Solve for x
x = 27,232,833,753,025.96/7,103,897.59 - Step 6: Final answer
x = 3,833,505.96
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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.