Finding the Fourth Proportional to 49,127,148.84, 67,794,379.74 and 27,100,665.48
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Solution
The fourth proportional to 49,127,148.84, 67,794,379.74 and 27,100,665.48 is: 37,398,319.47
Step by Step Solution
- Step 1: Write the proportion equation
49,127,148.84 : 67,794,379.74 = 27,100,665.48 : x - Step 2: Convert to fraction form
49,127,148.84/67,794,379.74 = 27,100,665.48/x - Step 3: Cross multiply
49,127,148.84x = 67,794,379.74 × 27,100,665.48 - Step 4: Simplify right side
49,127,148.84x = 1,837,272,806,757,829.25 - Step 5: Solve for x
x = 1,837,272,806,757,829.25/49,127,148.84 - Step 6: Final answer
x = 37,398,319.47
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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.