Finding the Fourth Proportional to 19,554,594.25, 29,379,713.80 and 18,466,906.81
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Solution
The fourth proportional to 19,554,594.25, 29,379,713.80 and 18,466,906.81 is: 27,745,522.61
Step by Step Solution
- Step 1: Write the proportion equation
19,554,594.25 : 29,379,713.80 = 18,466,906.81 : x - Step 2: Convert to fraction form
19,554,594.25/29,379,713.80 = 18,466,906.81/x - Step 3: Cross multiply
19,554,594.25x = 29,379,713.80 × 18,466,906.81 - Step 4: Simplify right side
19,554,594.25x = 542,552,436,819,166.81 - Step 5: Solve for x
x = 542,552,436,819,166.81/19,554,594.25 - Step 6: Final answer
x = 27,745,522.61
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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.