Finding the Fourth Proportional to 73,427,224.98, 110,128,866.66 and 21,599,706.72
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Solution
The fourth proportional to 73,427,224.98, 110,128,866.66 and 21,599,706.72 is: 32,396,038.69
Step by Step Solution
- Step 1: Write the proportion equation
73,427,224.98 : 110,128,866.66 = 21,599,706.72 : x - Step 2: Convert to fraction form
73,427,224.98/110,128,866.66 = 21,599,706.72/x - Step 3: Cross multiply
73,427,224.98x = 110,128,866.66 × 21,599,706.72 - Step 4: Simplify right side
73,427,224.98x = 2,378,751,221,261,985.50 - Step 5: Solve for x
x = 2,378,751,221,261,985.50/73,427,224.98 - Step 6: Final answer
x = 32,396,038.69
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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.