Finding the Fourth Proportional to 48,515,208.74, 66,956,858.91 and 27,612,323.63
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Solution
The fourth proportional to 48,515,208.74, 66,956,858.91 and 27,612,323.63 is: 38,108,347.99
Step by Step Solution
- Step 1: Write the proportion equation
48,515,208.74 : 66,956,858.91 = 27,612,323.63 : x - Step 2: Convert to fraction form
48,515,208.74/66,956,858.91 = 27,612,323.63/x - Step 3: Cross multiply
48,515,208.74x = 66,956,858.91 × 27,612,323.63 - Step 4: Simplify right side
48,515,208.74x = 1,848,834,457,136,384.75 - Step 5: Solve for x
x = 1,848,834,457,136,384.75/48,515,208.74 - Step 6: Final answer
x = 38,108,347.99
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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.