Finding the Fourth Proportional to 23,497,006.88, 32,415,189.44 and 15,239,151.92
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Solution
The fourth proportional to 23,497,006.88, 32,415,189.44 and 15,239,151.92 is: 21,023,103.02
Step by Step Solution
- Step 1: Write the proportion equation
23,497,006.88 : 32,415,189.44 = 15,239,151.92 : x - Step 2: Convert to fraction form
23,497,006.88/32,415,189.44 = 15,239,151.92/x - Step 3: Cross multiply
23,497,006.88x = 32,415,189.44 × 15,239,151.92 - Step 4: Simplify right side
23,497,006.88x = 493,979,996,391,739.75 - Step 5: Solve for x
x = 493,979,996,391,739.75/23,497,006.88 - Step 6: Final answer
x = 21,023,103.02
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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.