Finding the Fourth Proportional to 19,725,964.44, 27,222,671.63 and 11,024,136.80
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Solution
The fourth proportional to 19,725,964.44, 27,222,671.63 and 11,024,136.80 is: 15,213,778.62
Step by Step Solution
- Step 1: Write the proportion equation
19,725,964.44 : 27,222,671.63 = 11,024,136.80 : x - Step 2: Convert to fraction form
19,725,964.44/27,222,671.63 = 11,024,136.80/x - Step 3: Cross multiply
19,725,964.44x = 27,222,671.63 × 11,024,136.80 - Step 4: Simplify right side
19,725,964.44x = 300,106,456,110,599 - Step 5: Solve for x
x = 300,106,456,110,599/19,725,964.44 - Step 6: Final answer
x = 15,213,778.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.