Finding the Fourth Proportional to 14,301,736.45, 19,735,512.00 and 8,021,918.13
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Solution
The fourth proportional to 14,301,736.45, 19,735,512.00 and 8,021,918.13 is: 11,069,751.01
Step by Step Solution
- Step 1: Write the proportion equation
14,301,736.45 : 19,735,512.00 = 8,021,918.13 : x - Step 2: Convert to fraction form
14,301,736.45/19,735,512.00 = 8,021,918.13/x - Step 3: Cross multiply
14,301,736.45x = 19,735,512.00 × 8,021,918.13 - Step 4: Simplify right side
14,301,736.45x = 158,316,661,413,542.19 - Step 5: Solve for x
x = 158,316,661,413,542.19/14,301,736.45 - Step 6: Final answer
x = 11,069,751.01
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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.