Finding the Fourth Proportional to 19,425,246.09, 29,131,029.14 and 6,467,877.98
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Solution
The fourth proportional to 19,425,246.09, 29,131,029.14 and 6,467,877.98 is: 9,699,539.51
Step by Step Solution
- Step 1: Write the proportion equation
19,425,246.09 : 29,131,029.14 = 6,467,877.98 : x - Step 2: Convert to fraction form
19,425,246.09/29,131,029.14 = 6,467,877.98/x - Step 3: Cross multiply
19,425,246.09x = 29,131,029.14 × 6,467,877.98 - Step 4: Simplify right side
19,425,246.09x = 188,415,941,840,591.16 - Step 5: Solve for x
x = 188,415,941,840,591.16/19,425,246.09 - Step 6: Final answer
x = 9,699,539.51
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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.