Finding the Fourth Proportional to 39,194,853.41, 58,788,481.15 and 11,901,386.09
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Solution
The fourth proportional to 39,194,853.41, 58,788,481.15 and 11,901,386.09 is: 17,850,925.59
Step by Step Solution
- Step 1: Write the proportion equation
39,194,853.41 : 58,788,481.15 = 11,901,386.09 : x - Step 2: Convert to fraction form
39,194,853.41/58,788,481.15 = 11,901,386.09/x - Step 3: Cross multiply
39,194,853.41x = 58,788,481.15 × 11,901,386.09 - Step 4: Simplify right side
39,194,853.41x = 699,664,411,972,685.12 - Step 5: Solve for x
x = 699,664,411,972,685.12/39,194,853.41 - Step 6: Final answer
x = 17,850,925.59
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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.