Finding the Fourth Proportional to 13,066,717.11, 19,598,798.48 and 3,968,893.68
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Solution
The fourth proportional to 13,066,717.11, 19,598,798.48 and 3,968,893.68 is: 5,952,952.59
Step by Step Solution
- Step 1: Write the proportion equation
13,066,717.11 : 19,598,798.48 = 3,968,893.68 : x - Step 2: Convert to fraction form
13,066,717.11/19,598,798.48 = 3,968,893.68/x - Step 3: Cross multiply
13,066,717.11x = 19,598,798.48 × 3,968,893.68 - Step 4: Simplify right side
13,066,717.11x = 77,785,547,403,021.14 - Step 5: Solve for x
x = 77,785,547,403,021.14/13,066,717.11 - Step 6: Final answer
x = 5,952,952.59
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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.