Finding the Fourth Proportional to 19,582,713.78, 29,379,386.28 and 5,936,305.80
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Solution
The fourth proportional to 19,582,713.78, 29,379,386.28 and 5,936,305.80 is: 8,906,070.07
Step by Step Solution
- Step 1: Write the proportion equation
19,582,713.78 : 29,379,386.28 = 5,936,305.80 : x - Step 2: Convert to fraction form
19,582,713.78/29,379,386.28 = 5,936,305.80/x - Step 3: Cross multiply
19,582,713.78x = 29,379,386.28 × 5,936,305.80 - Step 4: Simplify right side
19,582,713.78x = 174,405,021,174,404.44 - Step 5: Solve for x
x = 174,405,021,174,404.44/19,582,713.78 - Step 6: Final answer
x = 8,906,070.07
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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.