Finding the Fourth Proportional to 14,101,237.40, 19,458,242.73 and 8,299,673.15
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Solution
The fourth proportional to 14,101,237.40, 19,458,242.73 and 8,299,673.15 is: 11,452,686.75
Step by Step Solution
- Step 1: Write the proportion equation
14,101,237.40 : 19,458,242.73 = 8,299,673.15 : x - Step 2: Convert to fraction form
14,101,237.40/19,458,242.73 = 8,299,673.15/x - Step 3: Cross multiply
14,101,237.40x = 19,458,242.73 × 8,299,673.15 - Step 4: Simplify right side
14,101,237.40x = 161,497,054,635,072.47 - Step 5: Solve for x
x = 161,497,054,635,072.47/14,101,237.40 - Step 6: Final answer
x = 11,452,686.75
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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.