Finding the Fourth Proportional to 14,212,326.21, 19,613,165 and 7,686,083.10
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Solution
The fourth proportional to 14,212,326.21, 19,613,165 and 7,686,083.10 is: 10,606,878.41
Step by Step Solution
- Step 1: Write the proportion equation
14,212,326.21 : 19,613,165 = 7,686,083.10 : x - Step 2: Convert to fraction form
14,212,326.21/19,613,165 = 7,686,083.10/x - Step 3: Cross multiply
14,212,326.21x = 19,613,165 × 7,686,083.10 - Step 4: Simplify right side
14,212,326.21x = 150,748,416,044,011.50 - Step 5: Solve for x
x = 150,748,416,044,011.50/14,212,326.21 - Step 6: Final answer
x = 10,606,878.41
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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.