Finding the Fourth Proportional to 26,413,488.73, 39,601,668.99 and 11,634,571.23
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Solution
The fourth proportional to 26,413,488.73, 39,601,668.99 and 11,634,571.23 is: 17,443,679.75
Step by Step Solution
- Step 1: Write the proportion equation
26,413,488.73 : 39,601,668.99 = 11,634,571.23 : x - Step 2: Convert to fraction form
26,413,488.73/39,601,668.99 = 11,634,571.23/x - Step 3: Cross multiply
26,413,488.73x = 39,601,668.99 × 11,634,571.23 - Step 4: Simplify right side
26,413,488.73x = 460,748,438,654,679.12 - Step 5: Solve for x
x = 460,748,438,654,679.12/26,413,488.73 - Step 6: Final answer
x = 17,443,679.75
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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.