Finding the Fourth Proportional to 18,653,006.22, 27,980,507.97 and 5,874,505.98
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Solution
The fourth proportional to 18,653,006.22, 27,980,507.97 and 5,874,505.98 is: 8,812,073.48
Step by Step Solution
- Step 1: Write the proportion equation
18,653,006.22 : 27,980,507.97 = 5,874,505.98 : x - Step 2: Convert to fraction form
18,653,006.22/27,980,507.97 = 5,874,505.98/x - Step 3: Cross multiply
18,653,006.22x = 27,980,507.97 × 5,874,505.98 - Step 4: Simplify right side
18,653,006.22x = 164,371,661,393,202.66 - Step 5: Solve for x
x = 164,371,661,393,202.66/18,653,006.22 - Step 6: Final answer
x = 8,812,073.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.