Finding the Fourth Proportional to 27,091,677.99, 37,387,347.36 and 15,926,123.35
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Solution
The fourth proportional to 27,091,677.99, 37,387,347.36 and 15,926,123.35 is: 21,978,539.16
Step by Step Solution
- Step 1: Write the proportion equation
27,091,677.99 : 37,387,347.36 = 15,926,123.35 : x - Step 2: Convert to fraction form
27,091,677.99/37,387,347.36 = 15,926,123.35/x - Step 3: Cross multiply
27,091,677.99x = 37,387,347.36 × 15,926,123.35 - Step 4: Simplify right side
27,091,677.99x = 595,435,505,771,668.12 - Step 5: Solve for x
x = 595,435,505,771,668.12/27,091,677.99 - Step 6: Final answer
x = 21,978,539.16
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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.